Home / 2,077.92-3,116.88-1,103.49

Finding the Fourth Proportional to 2,077.92, 3,116.88 and 1,103.49

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Solution

The fourth proportional to 2,077.92, 3,116.88 and 1,103.49 is: 1,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.92 : 3,116.88 = 1,103.49 : x
  2. Step 2: Convert to fraction form
    2,077.92/3,116.88 = 1,103.49/x
  3. Step 3: Cross multiply
    2,077.92x = 3,116.88 × 1,103.49
  4. Step 4: Simplify right side
    2,077.92x = 3,439,445.91
  5. Step 5: Solve for x
    x = 3,439,445.91/2,077.92
  6. Step 6: Final answer
    x = 1,655.24

Related Problems

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Half scale
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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.