Home / 4,834.20-7,251.30-4,315.80

Finding the Fourth Proportional to 4,834.20, 7,251.30 and 4,315.80

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Solution

The fourth proportional to 4,834.20, 7,251.30 and 4,315.80 is: 6,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,834.20 : 7,251.30 = 4,315.80 : x
  2. Step 2: Convert to fraction form
    4,834.20/7,251.30 = 4,315.80/x
  3. Step 3: Cross multiply
    4,834.20x = 7,251.30 × 4,315.80
  4. Step 4: Simplify right side
    4,834.20x = 31,295,160.54
  5. Step 5: Solve for x
    x = 31,295,160.54/4,834.20
  6. Step 6: Final answer
    x = 6,473.70

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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.