Home / 6,150.34-9,225.44-1,990.25

Finding the Fourth Proportional to 6,150.34, 9,225.44 and 1,990.25

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Solution

The fourth proportional to 6,150.34, 9,225.44 and 1,990.25 is: 2,985.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.34 : 9,225.44 = 1,990.25 : x
  2. Step 2: Convert to fraction form
    6,150.34/9,225.44 = 1,990.25/x
  3. Step 3: Cross multiply
    6,150.34x = 9,225.44 × 1,990.25
  4. Step 4: Simplify right side
    6,150.34x = 18,360,922.01
  5. Step 5: Solve for x
    x = 18,360,922.01/6,150.34
  6. Step 6: Final answer
    x = 2,985.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 6,151.34, 9,226.93 and 1,991.25
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.