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Finding the Fourth Proportional to 5,810.63, 8,011.17 and 4,747.30

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Solution

The fourth proportional to 5,810.63, 8,011.17 and 4,747.30 is: 6,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.63 : 8,011.17 = 4,747.30 : x
  2. Step 2: Convert to fraction form
    5,810.63/8,011.17 = 4,747.30/x
  3. Step 3: Cross multiply
    5,810.63x = 8,011.17 × 4,747.30
  4. Step 4: Simplify right side
    5,810.63x = 38,031,407.31
  5. Step 5: Solve for x
    x = 38,031,407.31/5,810.63
  6. Step 6: Final answer
    x = 6,545.15

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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.