Home / 3,104.18-4,656.28-1,947.50

Finding the Fourth Proportional to 3,104.18, 4,656.28 and 1,947.50

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Solution

The fourth proportional to 3,104.18, 4,656.28 and 1,947.50 is: 2,921.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.18 : 4,656.28 = 1,947.50 : x
  2. Step 2: Convert to fraction form
    3,104.18/4,656.28 = 1,947.50/x
  3. Step 3: Cross multiply
    3,104.18x = 4,656.28 × 1,947.50
  4. Step 4: Simplify right side
    3,104.18x = 9,068,105.30
  5. Step 5: Solve for x
    x = 9,068,105.30/3,104.18
  6. Step 6: Final answer
    x = 2,921.26

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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.