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Finding the Fourth Proportional to 6,462.59, 8,892.72 and 6,269.90

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Solution

The fourth proportional to 6,462.59, 8,892.72 and 6,269.90 is: 8,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462.59 : 8,892.72 = 6,269.90 : x
  2. Step 2: Convert to fraction form
    6,462.59/8,892.72 = 6,269.90/x
  3. Step 3: Cross multiply
    6,462.59x = 8,892.72 × 6,269.90
  4. Step 4: Simplify right side
    6,462.59x = 55,756,420.66
  5. Step 5: Solve for x
    x = 55,756,420.66/6,462.59
  6. Step 6: Final answer
    x = 8,627.57

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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.