Home / 3,463.10-5,194.65-1,123.10

Finding the Fourth Proportional to 3,463.10, 5,194.65 and 1,123.10

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Solution

The fourth proportional to 3,463.10, 5,194.65 and 1,123.10 is: 1,684.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.10 : 5,194.65 = 1,123.10 : x
  2. Step 2: Convert to fraction form
    3,463.10/5,194.65 = 1,123.10/x
  3. Step 3: Cross multiply
    3,463.10x = 5,194.65 × 1,123.10
  4. Step 4: Simplify right side
    3,463.10x = 5,834,111.42
  5. Step 5: Solve for x
    x = 5,834,111.42/3,463.10
  6. Step 6: Final answer
    x = 1,684.65

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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.