Home / 7,280.74-10,044.57-4,481.38

Finding the Fourth Proportional to 7,280.74, 10,044.57 and 4,481.38

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Solution

The fourth proportional to 7,280.74, 10,044.57 and 4,481.38 is: 6,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.74 : 10,044.57 = 4,481.38 : x
  2. Step 2: Convert to fraction form
    7,280.74/10,044.57 = 4,481.38/x
  3. Step 3: Cross multiply
    7,280.74x = 10,044.57 × 4,481.38
  4. Step 4: Simplify right side
    7,280.74x = 45,013,535.11
  5. Step 5: Solve for x
    x = 45,013,535.11/7,280.74
  6. Step 6: Final answer
    x = 6,182.55

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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.