Home / 9,009.17-12,432.63-5,031.23

Finding the Fourth Proportional to 9,009.17, 12,432.63 and 5,031.23

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Solution

The fourth proportional to 9,009.17, 12,432.63 and 5,031.23 is: 6,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009.17 : 12,432.63 = 5,031.23 : x
  2. Step 2: Convert to fraction form
    9,009.17/12,432.63 = 5,031.23/x
  3. Step 3: Cross multiply
    9,009.17x = 12,432.63 × 5,031.23
  4. Step 4: Simplify right side
    9,009.17x = 62,551,424.36
  5. Step 5: Solve for x
    x = 62,551,424.36/9,009.17
  6. Step 6: Final answer
    x = 6,943.08

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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.