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Finding the Fourth Proportional to 5,819.68, 8,035.25 and 4,545.00

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Solution

The fourth proportional to 5,819.68, 8,035.25 and 4,545.00 is: 6,275.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.68 : 8,035.25 = 4,545.00 : x
  2. Step 2: Convert to fraction form
    5,819.68/8,035.25 = 4,545.00/x
  3. Step 3: Cross multiply
    5,819.68x = 8,035.25 × 4,545.00
  4. Step 4: Simplify right side
    5,819.68x = 36,520,148.35
  5. Step 5: Solve for x
    x = 36,520,148.35/5,819.68
  6. Step 6: Final answer
    x = 6,275.29

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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.