Home / 9,102.25-13,649.61-3,554.79

Finding the Fourth Proportional to 9,102.25, 13,649.61 and 3,554.79

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Solution

The fourth proportional to 9,102.25, 13,649.61 and 3,554.79 is: 5,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102.25 : 13,649.61 = 3,554.79 : x
  2. Step 2: Convert to fraction form
    9,102.25/13,649.61 = 3,554.79/x
  3. Step 3: Cross multiply
    9,102.25x = 13,649.61 × 3,554.79
  4. Step 4: Simplify right side
    9,102.25x = 48,521,459.28
  5. Step 5: Solve for x
    x = 48,521,459.28/9,102.25
  6. Step 6: Final answer
    x = 5,330.71

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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.