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Finding the Fourth Proportional to 5,834.79, 8,709.80 and 5,401.13

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Solution

The fourth proportional to 5,834.79, 8,709.80 and 5,401.13 is: 8,062.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834.79 : 8,709.80 = 5,401.13 : x
  2. Step 2: Convert to fraction form
    5,834.79/8,709.80 = 5,401.13/x
  3. Step 3: Cross multiply
    5,834.79x = 8,709.80 × 5,401.13
  4. Step 4: Simplify right side
    5,834.79x = 47,042,691.52
  5. Step 5: Solve for x
    x = 47,042,691.52/5,834.79
  6. Step 6: Final answer
    x = 8,062.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.