Home / 9,094.52-13,575.44-7,987.38

Finding the Fourth Proportional to 9,094.52, 13,575.44 and 7,987.38

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Solution

The fourth proportional to 9,094.52, 13,575.44 and 7,987.38 is: 11,922.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,094.52 : 13,575.44 = 7,987.38 : x
  2. Step 2: Convert to fraction form
    9,094.52/13,575.44 = 7,987.38/x
  3. Step 3: Cross multiply
    9,094.52x = 13,575.44 × 7,987.38
  4. Step 4: Simplify right side
    9,094.52x = 108,432,197.95
  5. Step 5: Solve for x
    x = 108,432,197.95/9,094.52
  6. Step 6: Final answer
    x = 11,922.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.