Home / 8,635.20-12,950.37-2,393.70

Finding the Fourth Proportional to 8,635.20, 12,950.37 and 2,393.70

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Solution

The fourth proportional to 8,635.20, 12,950.37 and 2,393.70 is: 3,589.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.20 : 12,950.37 = 2,393.70 : x
  2. Step 2: Convert to fraction form
    8,635.20/12,950.37 = 2,393.70/x
  3. Step 3: Cross multiply
    8,635.20x = 12,950.37 × 2,393.70
  4. Step 4: Simplify right side
    8,635.20x = 30,999,300.67
  5. Step 5: Solve for x
    x = 30,999,300.67/8,635.20
  6. Step 6: Final answer
    x = 3,589.88

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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.