Home / 11,265.47-16,898.96-3,875.13

Finding the Fourth Proportional to 11,265.47, 16,898.96 and 3,875.13

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Solution

The fourth proportional to 11,265.47, 16,898.96 and 3,875.13 is: 5,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.47 : 16,898.96 = 3,875.13 : x
  2. Step 2: Convert to fraction form
    11,265.47/16,898.96 = 3,875.13/x
  3. Step 3: Cross multiply
    11,265.47x = 16,898.96 × 3,875.13
  4. Step 4: Simplify right side
    11,265.47x = 65,485,666.86
  5. Step 5: Solve for x
    x = 65,485,666.86/11,265.47
  6. Step 6: Final answer
    x = 5,812.95

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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.