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Finding the Fourth Proportional to 6,157.08, 9,237.78 and 5,239.62

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Solution

The fourth proportional to 6,157.08, 9,237.78 and 5,239.62 is: 7,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,157.08 : 9,237.78 = 5,239.62 : x
  2. Step 2: Convert to fraction form
    6,157.08/9,237.78 = 5,239.62/x
  3. Step 3: Cross multiply
    6,157.08x = 9,237.78 × 5,239.62
  4. Step 4: Simplify right side
    6,157.08x = 48,402,456.84
  5. Step 5: Solve for x
    x = 48,402,456.84/6,157.08
  6. Step 6: Final answer
    x = 7,861.27

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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.