Home / 2,753.32-4,123.63-1,655.27

Finding the Fourth Proportional to 2,753.32, 4,123.63 and 1,655.27

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Solution

The fourth proportional to 2,753.32, 4,123.63 and 1,655.27 is: 2,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.32 : 4,123.63 = 1,655.27 : x
  2. Step 2: Convert to fraction form
    2,753.32/4,123.63 = 1,655.27/x
  3. Step 3: Cross multiply
    2,753.32x = 4,123.63 × 1,655.27
  4. Step 4: Simplify right side
    2,753.32x = 6,825,721.03
  5. Step 5: Solve for x
    x = 6,825,721.03/2,753.32
  6. Step 6: Final answer
    x = 2,479.09

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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.