Home / 5,442.75-7,510.80-3,084.84

Finding the Fourth Proportional to 5,442.75, 7,510.80 and 3,084.84

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Solution

The fourth proportional to 5,442.75, 7,510.80 and 3,084.84 is: 4,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.75 : 7,510.80 = 3,084.84 : x
  2. Step 2: Convert to fraction form
    5,442.75/7,510.80 = 3,084.84/x
  3. Step 3: Cross multiply
    5,442.75x = 7,510.80 × 3,084.84
  4. Step 4: Simplify right side
    5,442.75x = 23,169,616.27
  5. Step 5: Solve for x
    x = 23,169,616.27/5,442.75
  6. Step 6: Final answer
    x = 4,256.97

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Half 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.