Home / 7,418.72-11,130.24-4,963.52

Finding the Fourth Proportional to 7,418.72, 11,130.24 and 4,963.52

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Solution

The fourth proportional to 7,418.72, 11,130.24 and 4,963.52 is: 7,446.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.72 : 11,130.24 = 4,963.52 : x
  2. Step 2: Convert to fraction form
    7,418.72/11,130.24 = 4,963.52/x
  3. Step 3: Cross multiply
    7,418.72x = 11,130.24 × 4,963.52
  4. Step 4: Simplify right side
    7,418.72x = 55,245,168.84
  5. Step 5: Solve for x
    x = 55,245,168.84/7,418.72
  6. Step 6: Final answer
    x = 7,446.73

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Double scale
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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.