Home / 4,759.92-7,140.18-1,473.06

Finding the Fourth Proportional to 4,759.92, 7,140.18 and 1,473.06

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Solution

The fourth proportional to 4,759.92, 7,140.18 and 1,473.06 is: 2,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.92 : 7,140.18 = 1,473.06 : x
  2. Step 2: Convert to fraction form
    4,759.92/7,140.18 = 1,473.06/x
  3. Step 3: Cross multiply
    4,759.92x = 7,140.18 × 1,473.06
  4. Step 4: Simplify right side
    4,759.92x = 10,517,913.55
  5. Step 5: Solve for x
    x = 10,517,913.55/4,759.92
  6. Step 6: Final answer
    x = 2,209.68

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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.