Home / 5,510.38-7,604.30-2,992.47

Finding the Fourth Proportional to 5,510.38, 7,604.30 and 2,992.47

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Solution

The fourth proportional to 5,510.38, 7,604.30 and 2,992.47 is: 4,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.38 : 7,604.30 = 2,992.47 : x
  2. Step 2: Convert to fraction form
    5,510.38/7,604.30 = 2,992.47/x
  3. Step 3: Cross multiply
    5,510.38x = 7,604.30 × 2,992.47
  4. Step 4: Simplify right side
    5,510.38x = 22,755,639.62
  5. Step 5: Solve for x
    x = 22,755,639.62/5,510.38
  6. Step 6: Final answer
    x = 4,129.60

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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.