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Finding the Fourth Proportional to 5,566.35, 8,337.50 and 5,239.20

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Solution

The fourth proportional to 5,566.35, 8,337.50 and 5,239.20 is: 7,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.35 : 8,337.50 = 5,239.20 : x
  2. Step 2: Convert to fraction form
    5,566.35/8,337.50 = 5,239.20/x
  3. Step 3: Cross multiply
    5,566.35x = 8,337.50 × 5,239.20
  4. Step 4: Simplify right side
    5,566.35x = 43,681,803.80
  5. Step 5: Solve for x
    x = 43,681,803.80/5,566.35
  6. Step 6: Final answer
    x = 7,847.48

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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.