Home / 4,960.30-7,440.45-3,117.10

Finding the Fourth Proportional to 4,960.30, 7,440.45 and 3,117.10

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Solution

The fourth proportional to 4,960.30, 7,440.45 and 3,117.10 is: 4,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.30 : 7,440.45 = 3,117.10 : x
  2. Step 2: Convert to fraction form
    4,960.30/7,440.45 = 3,117.10/x
  3. Step 3: Cross multiply
    4,960.30x = 7,440.45 × 3,117.10
  4. Step 4: Simplify right side
    4,960.30x = 23,192,626.70
  5. Step 5: Solve for x
    x = 23,192,626.70/4,960.30
  6. Step 6: Final answer
    x = 4,675.65

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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.