Home / 8,997.18-13,489.86-4,317.06

Finding the Fourth Proportional to 8,997.18, 13,489.86 and 4,317.06

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Solution

The fourth proportional to 8,997.18, 13,489.86 and 4,317.06 is: 6,472.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.18 : 13,489.86 = 4,317.06 : x
  2. Step 2: Convert to fraction form
    8,997.18/13,489.86 = 4,317.06/x
  3. Step 3: Cross multiply
    8,997.18x = 13,489.86 × 4,317.06
  4. Step 4: Simplify right side
    8,997.18x = 58,236,535.01
  5. Step 5: Solve for x
    x = 58,236,535.01/8,997.18
  6. Step 6: Final answer
    x = 6,472.75

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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.