Home / 7,387.32-10,198.27-5,704.95

Finding the Fourth Proportional to 7,387.32, 10,198.27 and 5,704.95

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Solution

The fourth proportional to 7,387.32, 10,198.27 and 5,704.95 is: 7,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.32 : 10,198.27 = 5,704.95 : x
  2. Step 2: Convert to fraction form
    7,387.32/10,198.27 = 5,704.95/x
  3. Step 3: Cross multiply
    7,387.32x = 10,198.27 × 5,704.95
  4. Step 4: Simplify right side
    7,387.32x = 58,180,620.44
  5. Step 5: Solve for x
    x = 58,180,620.44/7,387.32
  6. Step 6: Final answer
    x = 7,875.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.