Home / 7,132.56-10,697.16-2,747.76

Finding the Fourth Proportional to 7,132.56, 10,697.16 and 2,747.76

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Solution

The fourth proportional to 7,132.56, 10,697.16 and 2,747.76 is: 4,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.56 : 10,697.16 = 2,747.76 : x
  2. Step 2: Convert to fraction form
    7,132.56/10,697.16 = 2,747.76/x
  3. Step 3: Cross multiply
    7,132.56x = 10,697.16 × 2,747.76
  4. Step 4: Simplify right side
    7,132.56x = 29,393,228.36
  5. Step 5: Solve for x
    x = 29,393,228.36/7,132.56
  6. Step 6: Final answer
    x = 4,120.99

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1.5x scale

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.