Home / 9,045.96-13,569.12-5,945.76

Finding the Fourth Proportional to 9,045.96, 13,569.12 and 5,945.76

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Solution

The fourth proportional to 9,045.96, 13,569.12 and 5,945.76 is: 8,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.96 : 13,569.12 = 5,945.76 : x
  2. Step 2: Convert to fraction form
    9,045.96/13,569.12 = 5,945.76/x
  3. Step 3: Cross multiply
    9,045.96x = 13,569.12 × 5,945.76
  4. Step 4: Simplify right side
    9,045.96x = 80,678,730.93
  5. Step 5: Solve for x
    x = 80,678,730.93/9,045.96
  6. Step 6: Final answer
    x = 8,918.76

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Similar ratio
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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.