Home / 9,129.15-13,669.02-4,737.38

Finding the Fourth Proportional to 9,129.15, 13,669.02 and 4,737.38

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Solution

The fourth proportional to 9,129.15, 13,669.02 and 4,737.38 is: 7,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.15 : 13,669.02 = 4,737.38 : x
  2. Step 2: Convert to fraction form
    9,129.15/13,669.02 = 4,737.38/x
  3. Step 3: Cross multiply
    9,129.15x = 13,669.02 × 4,737.38
  4. Step 4: Simplify right side
    9,129.15x = 64,755,273.62
  5. Step 5: Solve for x
    x = 64,755,273.62/9,129.15
  6. Step 6: Final answer
    x = 7,093.24

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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.