Home / 10,288.76-15,433.18-2,497.57

Finding the Fourth Proportional to 10,288.76, 15,433.18 and 2,497.57

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Solution

The fourth proportional to 10,288.76, 15,433.18 and 2,497.57 is: 3,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.76 : 15,433.18 = 2,497.57 : x
  2. Step 2: Convert to fraction form
    10,288.76/15,433.18 = 2,497.57/x
  3. Step 3: Cross multiply
    10,288.76x = 15,433.18 × 2,497.57
  4. Step 4: Simplify right side
    10,288.76x = 38,545,402.55
  5. Step 5: Solve for x
    x = 38,545,402.55/10,288.76
  6. Step 6: Final answer
    x = 3,746.36

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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.