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Finding the Fourth Proportional to 5,800.97, 8,700.66 and 1,641.30

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Solution

The fourth proportional to 5,800.97, 8,700.66 and 1,641.30 is: 2,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.97 : 8,700.66 = 1,641.30 : x
  2. Step 2: Convert to fraction form
    5,800.97/8,700.66 = 1,641.30/x
  3. Step 3: Cross multiply
    5,800.97x = 8,700.66 × 1,641.30
  4. Step 4: Simplify right side
    5,800.97x = 14,280,393.26
  5. Step 5: Solve for x
    x = 14,280,393.26/5,800.97
  6. Step 6: Final answer
    x = 2,461.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.