Home / 8,887.16-13,321.17-4,722.98

Finding the Fourth Proportional to 8,887.16, 13,321.17 and 4,722.98

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Solution

The fourth proportional to 8,887.16, 13,321.17 and 4,722.98 is: 7,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.16 : 13,321.17 = 4,722.98 : x
  2. Step 2: Convert to fraction form
    8,887.16/13,321.17 = 4,722.98/x
  3. Step 3: Cross multiply
    8,887.16x = 13,321.17 × 4,722.98
  4. Step 4: Simplify right side
    8,887.16x = 62,915,552.88
  5. Step 5: Solve for x
    x = 62,915,552.88/8,887.16
  6. Step 6: Final answer
    x = 7,079.37

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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.