Home / 9,148.90-12,625.65-5,610.82

Finding the Fourth Proportional to 9,148.90, 12,625.65 and 5,610.82

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Solution

The fourth proportional to 9,148.90, 12,625.65 and 5,610.82 is: 7,743.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.90 : 12,625.65 = 5,610.82 : x
  2. Step 2: Convert to fraction form
    9,148.90/12,625.65 = 5,610.82/x
  3. Step 3: Cross multiply
    9,148.90x = 12,625.65 × 5,610.82
  4. Step 4: Simplify right side
    9,148.90x = 70,840,249.53
  5. Step 5: Solve for x
    x = 70,840,249.53/9,148.90
  6. Step 6: Final answer
    x = 7,743.03

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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.