Home / 7,132.16-10,697.40-2,201.36

Finding the Fourth Proportional to 7,132.16, 10,697.40 and 2,201.36

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Solution

The fourth proportional to 7,132.16, 10,697.40 and 2,201.36 is: 3,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.16 : 10,697.40 = 2,201.36 : x
  2. Step 2: Convert to fraction form
    7,132.16/10,697.40 = 2,201.36/x
  3. Step 3: Cross multiply
    7,132.16x = 10,697.40 × 2,201.36
  4. Step 4: Simplify right side
    7,132.16x = 23,548,828.46
  5. Step 5: Solve for x
    x = 23,548,828.46/7,132.16
  6. Step 6: Final answer
    x = 3,301.78

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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.