Home / 6,090.20-9,135.34-1,930.19

Finding the Fourth Proportional to 6,090.20, 9,135.34 and 1,930.19

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Solution

The fourth proportional to 6,090.20, 9,135.34 and 1,930.19 is: 2,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.20 : 9,135.34 = 1,930.19 : x
  2. Step 2: Convert to fraction form
    6,090.20/9,135.34 = 1,930.19/x
  3. Step 3: Cross multiply
    6,090.20x = 9,135.34 × 1,930.19
  4. Step 4: Simplify right side
    6,090.20x = 17,632,941.91
  5. Step 5: Solve for x
    x = 17,632,941.91/6,090.20
  6. Step 6: Final answer
    x = 2,895.30

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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.