Home / 5,071.18-7,600.56-2,881.75

Finding the Fourth Proportional to 5,071.18, 7,600.56 and 2,881.75

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Solution

The fourth proportional to 5,071.18, 7,600.56 and 2,881.75 is: 4,319.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.18 : 7,600.56 = 2,881.75 : x
  2. Step 2: Convert to fraction form
    5,071.18/7,600.56 = 2,881.75/x
  3. Step 3: Cross multiply
    5,071.18x = 7,600.56 × 2,881.75
  4. Step 4: Simplify right side
    5,071.18x = 21,902,913.78
  5. Step 5: Solve for x
    x = 21,902,913.78/5,071.18
  6. Step 6: Final answer
    x = 4,319.10

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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.