Home / 7,240.22-9,993.34-4,098.23

Finding the Fourth Proportional to 7,240.22, 9,993.34 and 4,098.23

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Solution

The fourth proportional to 7,240.22, 9,993.34 and 4,098.23 is: 5,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.22 : 9,993.34 = 4,098.23 : x
  2. Step 2: Convert to fraction form
    7,240.22/9,993.34 = 4,098.23/x
  3. Step 3: Cross multiply
    7,240.22x = 9,993.34 × 4,098.23
  4. Step 4: Simplify right side
    7,240.22x = 40,954,998.42
  5. Step 5: Solve for x
    x = 40,954,998.42/7,240.22
  6. Step 6: Final answer
    x = 5,656.60

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.