Home / 7,248.12-9,997.23-6,652.55

Finding the Fourth Proportional to 7,248.12, 9,997.23 and 6,652.55

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Solution

The fourth proportional to 7,248.12, 9,997.23 and 6,652.55 is: 9,175.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.12 : 9,997.23 = 6,652.55 : x
  2. Step 2: Convert to fraction form
    7,248.12/9,997.23 = 6,652.55/x
  3. Step 3: Cross multiply
    7,248.12x = 9,997.23 × 6,652.55
  4. Step 4: Simplify right side
    7,248.12x = 66,507,022.45
  5. Step 5: Solve for x
    x = 66,507,022.45/7,248.12
  6. Step 6: Final answer
    x = 9,175.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.