Home / 7,362.28-10,158.88-4,175.44

Finding the Fourth Proportional to 7,362.28, 10,158.88 and 4,175.44

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Solution

The fourth proportional to 7,362.28, 10,158.88 and 4,175.44 is: 5,761.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.28 : 10,158.88 = 4,175.44 : x
  2. Step 2: Convert to fraction form
    7,362.28/10,158.88 = 4,175.44/x
  3. Step 3: Cross multiply
    7,362.28x = 10,158.88 × 4,175.44
  4. Step 4: Simplify right side
    7,362.28x = 42,417,793.91
  5. Step 5: Solve for x
    x = 42,417,793.91/7,362.28
  6. Step 6: Final answer
    x = 5,761.50

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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.