Home / 7,434.76-11,154.02-5,247.76

Finding the Fourth Proportional to 7,434.76, 11,154.02 and 5,247.76

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Solution

The fourth proportional to 7,434.76, 11,154.02 and 5,247.76 is: 7,872.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.76 : 11,154.02 = 5,247.76 : x
  2. Step 2: Convert to fraction form
    7,434.76/11,154.02 = 5,247.76/x
  3. Step 3: Cross multiply
    7,434.76x = 11,154.02 × 5,247.76
  4. Step 4: Simplify right side
    7,434.76x = 58,533,593.76
  5. Step 5: Solve for x
    x = 58,533,593.76/7,434.76
  6. Step 6: Final answer
    x = 7,872.96

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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.