Home / 5,253.65-7,247.73-3,761.02

Finding the Fourth Proportional to 5,253.65, 7,247.73 and 3,761.02

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Solution

The fourth proportional to 5,253.65, 7,247.73 and 3,761.02 is: 5,188.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.65 : 7,247.73 = 3,761.02 : x
  2. Step 2: Convert to fraction form
    5,253.65/7,247.73 = 3,761.02/x
  3. Step 3: Cross multiply
    5,253.65x = 7,247.73 × 3,761.02
  4. Step 4: Simplify right side
    5,253.65x = 27,258,848.77
  5. Step 5: Solve for x
    x = 27,258,848.77/5,253.65
  6. Step 6: Final answer
    x = 5,188.56

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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.