Home / 9,024.24-12,455.46-5,486.70

Finding the Fourth Proportional to 9,024.24, 12,455.46 and 5,486.70

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Solution

The fourth proportional to 9,024.24, 12,455.46 and 5,486.70 is: 7,572.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,024.24 : 12,455.46 = 5,486.70 : x
  2. Step 2: Convert to fraction form
    9,024.24/12,455.46 = 5,486.70/x
  3. Step 3: Cross multiply
    9,024.24x = 12,455.46 × 5,486.70
  4. Step 4: Simplify right side
    9,024.24x = 68,339,372.38
  5. Step 5: Solve for x
    x = 68,339,372.38/9,024.24
  6. Step 6: Final answer
    x = 7,572.87

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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.