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Finding the Fourth Proportional to 5,800.87, 7,995.85 and 4,539.90

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Solution

The fourth proportional to 5,800.87, 7,995.85 and 4,539.90 is: 6,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.87 : 7,995.85 = 4,539.90 : x
  2. Step 2: Convert to fraction form
    5,800.87/7,995.85 = 4,539.90/x
  3. Step 3: Cross multiply
    5,800.87x = 7,995.85 × 4,539.90
  4. Step 4: Simplify right side
    5,800.87x = 36,300,359.42
  5. Step 5: Solve for x
    x = 36,300,359.42/5,800.87
  6. Step 6: Final answer
    x = 6,257.74

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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.