Home / 4,394.10-6,591.15-1,107.30

Finding the Fourth Proportional to 4,394.10, 6,591.15 and 1,107.30

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Solution

The fourth proportional to 4,394.10, 6,591.15 and 1,107.30 is: 1,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.10 : 6,591.15 = 1,107.30 : x
  2. Step 2: Convert to fraction form
    4,394.10/6,591.15 = 1,107.30/x
  3. Step 3: Cross multiply
    4,394.10x = 6,591.15 × 1,107.30
  4. Step 4: Simplify right side
    4,394.10x = 7,298,380.40
  5. Step 5: Solve for x
    x = 7,298,380.40/4,394.10
  6. Step 6: Final answer
    x = 1,660.95

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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.