Home / 10,433.57-14,398.68-5,717.85

Finding the Fourth Proportional to 10,433.57, 14,398.68 and 5,717.85

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Solution

The fourth proportional to 10,433.57, 14,398.68 and 5,717.85 is: 7,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.57 : 14,398.68 = 5,717.85 : x
  2. Step 2: Convert to fraction form
    10,433.57/14,398.68 = 5,717.85/x
  3. Step 3: Cross multiply
    10,433.57x = 14,398.68 × 5,717.85
  4. Step 4: Simplify right side
    10,433.57x = 82,329,492.44
  5. Step 5: Solve for x
    x = 82,329,492.44/10,433.57
  6. Step 6: Final answer
    x = 7,890.83

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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.