Home / 9,010.28-12,433.65-5,031.65

Finding the Fourth Proportional to 9,010.28, 12,433.65 and 5,031.65

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Solution

The fourth proportional to 9,010.28, 12,433.65 and 5,031.65 is: 6,943.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.28 : 12,433.65 = 5,031.65 : x
  2. Step 2: Convert to fraction form
    9,010.28/12,433.65 = 5,031.65/x
  3. Step 3: Cross multiply
    9,010.28x = 12,433.65 × 5,031.65
  4. Step 4: Simplify right side
    9,010.28x = 62,561,712.85
  5. Step 5: Solve for x
    x = 62,561,712.85/9,010.28
  6. Step 6: Final answer
    x = 6,943.37

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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.