Home / 7,171.56-10,756.08-3,275.04

Finding the Fourth Proportional to 7,171.56, 10,756.08 and 3,275.04

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Solution

The fourth proportional to 7,171.56, 10,756.08 and 3,275.04 is: 4,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171.56 : 10,756.08 = 3,275.04 : x
  2. Step 2: Convert to fraction form
    7,171.56/10,756.08 = 3,275.04/x
  3. Step 3: Cross multiply
    7,171.56x = 10,756.08 × 3,275.04
  4. Step 4: Simplify right side
    7,171.56x = 35,226,592.24
  5. Step 5: Solve for x
    x = 35,226,592.24/7,171.56
  6. Step 6: Final answer
    x = 4,911.98

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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.