Home / 4,960.03-7,440.05-3,711.92

Finding the Fourth Proportional to 4,960.03, 7,440.05 and 3,711.92

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Solution

The fourth proportional to 4,960.03, 7,440.05 and 3,711.92 is: 5,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.03 : 7,440.05 = 3,711.92 : x
  2. Step 2: Convert to fraction form
    4,960.03/7,440.05 = 3,711.92/x
  3. Step 3: Cross multiply
    4,960.03x = 7,440.05 × 3,711.92
  4. Step 4: Simplify right side
    4,960.03x = 27,616,870.40
  5. Step 5: Solve for x
    x = 27,616,870.40/4,960.03
  6. Step 6: Final answer
    x = 5,567.88

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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.