Home / 5,071.62-7,607.40-1,373.84

Finding the Fourth Proportional to 5,071.62, 7,607.40 and 1,373.84

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Solution

The fourth proportional to 5,071.62, 7,607.40 and 1,373.84 is: 2,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.62 : 7,607.40 = 1,373.84 : x
  2. Step 2: Convert to fraction form
    5,071.62/7,607.40 = 1,373.84/x
  3. Step 3: Cross multiply
    5,071.62x = 7,607.40 × 1,373.84
  4. Step 4: Simplify right side
    5,071.62x = 10,451,386.27
  5. Step 5: Solve for x
    x = 10,451,386.27/5,071.62
  6. Step 6: Final answer
    x = 2,060.76

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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.