Home / 10,354.11-14,288.76-5,877.87

Finding the Fourth Proportional to 10,354.11, 14,288.76 and 5,877.87

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Solution

The fourth proportional to 10,354.11, 14,288.76 and 5,877.87 is: 8,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.11 : 14,288.76 = 5,877.87 : x
  2. Step 2: Convert to fraction form
    10,354.11/14,288.76 = 5,877.87/x
  3. Step 3: Cross multiply
    10,354.11x = 14,288.76 × 5,877.87
  4. Step 4: Simplify right side
    10,354.11x = 83,987,473.74
  5. Step 5: Solve for x
    x = 83,987,473.74/10,354.11
  6. Step 6: Final answer
    x = 8,111.51

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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.