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Finding the Fourth Proportional to 8,697.53, 13,046.30 and 4,310.57

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Solution

The fourth proportional to 8,697.53, 13,046.30 and 4,310.57 is: 6,465.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.53 : 13,046.30 = 4,310.57 : x
  2. Step 2: Convert to fraction form
    8,697.53/13,046.30 = 4,310.57/x
  3. Step 3: Cross multiply
    8,697.53x = 13,046.30 × 4,310.57
  4. Step 4: Simplify right side
    8,697.53x = 56,236,989.39
  5. Step 5: Solve for x
    x = 56,236,989.39/8,697.53
  6. Step 6: Final answer
    x = 6,465.86

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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.