Home / 9,648.55-13,327.50-6,659.11

Finding the Fourth Proportional to 9,648.55, 13,327.50 and 6,659.11

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Solution

The fourth proportional to 9,648.55, 13,327.50 and 6,659.11 is: 9,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,648.55 : 13,327.50 = 6,659.11 : x
  2. Step 2: Convert to fraction form
    9,648.55/13,327.50 = 6,659.11/x
  3. Step 3: Cross multiply
    9,648.55x = 13,327.50 × 6,659.11
  4. Step 4: Simplify right side
    9,648.55x = 88,749,288.53
  5. Step 5: Solve for x
    x = 88,749,288.53/9,648.55
  6. Step 6: Final answer
    x = 9,198.20

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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.