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Finding the Fourth Proportional to 8,400.95, 11,593.22 and 4,624.04

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Solution

The fourth proportional to 8,400.95, 11,593.22 and 4,624.04 is: 6,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.95 : 11,593.22 = 4,624.04 : x
  2. Step 2: Convert to fraction form
    8,400.95/11,593.22 = 4,624.04/x
  3. Step 3: Cross multiply
    8,400.95x = 11,593.22 × 4,624.04
  4. Step 4: Simplify right side
    8,400.95x = 53,607,457.93
  5. Step 5: Solve for x
    x = 53,607,457.93/8,400.95
  6. Step 6: Final answer
    x = 6,381.12

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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.