Home / 5,182.88-7,158.36-3,772.88

Finding the Fourth Proportional to 5,182.88, 7,158.36 and 3,772.88

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Solution

The fourth proportional to 5,182.88, 7,158.36 and 3,772.88 is: 5,210.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.88 : 7,158.36 = 3,772.88 : x
  2. Step 2: Convert to fraction form
    5,182.88/7,158.36 = 3,772.88/x
  3. Step 3: Cross multiply
    5,182.88x = 7,158.36 × 3,772.88
  4. Step 4: Simplify right side
    5,182.88x = 27,007,633.28
  5. Step 5: Solve for x
    x = 27,007,633.28/5,182.88
  6. Step 6: Final answer
    x = 5,210.93

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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.