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Finding the Fourth Proportional to 9,124.63, 13,669.22 and 5,995.12

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Solution

The fourth proportional to 9,124.63, 13,669.22 and 5,995.12 is: 8,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.63 : 13,669.22 = 5,995.12 : x
  2. Step 2: Convert to fraction form
    9,124.63/13,669.22 = 5,995.12/x
  3. Step 3: Cross multiply
    9,124.63x = 13,669.22 × 5,995.12
  4. Step 4: Simplify right side
    9,124.63x = 81,948,614.21
  5. Step 5: Solve for x
    x = 81,948,614.21/9,124.63
  6. Step 6: Final answer
    x = 8,981.03

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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.