Home / 5,442.62-7,510.81-3,084.76

Finding the Fourth Proportional to 5,442.62, 7,510.81 and 3,084.76

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Solution

The fourth proportional to 5,442.62, 7,510.81 and 3,084.76 is: 4,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.62 : 7,510.81 = 3,084.76 : x
  2. Step 2: Convert to fraction form
    5,442.62/7,510.81 = 3,084.76/x
  3. Step 3: Cross multiply
    5,442.62x = 7,510.81 × 3,084.76
  4. Step 4: Simplify right side
    5,442.62x = 23,169,046.26
  5. Step 5: Solve for x
    x = 23,169,046.26/5,442.62
  6. Step 6: Final answer
    x = 4,256.97

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Half scale
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Double scale
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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.