Home / 10,433.53-14,398.39-5,717.85

Finding the Fourth Proportional to 10,433.53, 14,398.39 and 5,717.85

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Solution

The fourth proportional to 10,433.53, 14,398.39 and 5,717.85 is: 7,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.53 : 14,398.39 = 5,717.85 : x
  2. Step 2: Convert to fraction form
    10,433.53/14,398.39 = 5,717.85/x
  3. Step 3: Cross multiply
    10,433.53x = 14,398.39 × 5,717.85
  4. Step 4: Simplify right side
    10,433.53x = 82,327,834.26
  5. Step 5: Solve for x
    x = 82,327,834.26/10,433.53
  6. Step 6: Final answer
    x = 7,890.70

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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.