Home / 4,901.61-7,352.42-1,781.04

Finding the Fourth Proportional to 4,901.61, 7,352.42 and 1,781.04

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Solution

The fourth proportional to 4,901.61, 7,352.42 and 1,781.04 is: 2,671.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.61 : 7,352.42 = 1,781.04 : x
  2. Step 2: Convert to fraction form
    4,901.61/7,352.42 = 1,781.04/x
  3. Step 3: Cross multiply
    4,901.61x = 7,352.42 × 1,781.04
  4. Step 4: Simplify right side
    4,901.61x = 13,094,908.45
  5. Step 5: Solve for x
    x = 13,094,908.45/4,901.61
  6. Step 6: Final answer
    x = 2,671.55

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Double scale
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Similar ratio
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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.