Home / 5,162.19-7,123.30-2,924.02

Finding the Fourth Proportional to 5,162.19, 7,123.30 and 2,924.02

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Solution

The fourth proportional to 5,162.19, 7,123.30 and 2,924.02 is: 4,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.19 : 7,123.30 = 2,924.02 : x
  2. Step 2: Convert to fraction form
    5,162.19/7,123.30 = 2,924.02/x
  3. Step 3: Cross multiply
    5,162.19x = 7,123.30 × 2,924.02
  4. Step 4: Simplify right side
    5,162.19x = 20,828,671.67
  5. Step 5: Solve for x
    x = 20,828,671.67/5,162.19
  6. Step 6: Final answer
    x = 4,034.85

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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.