Home / 7,648.26-11,472.52-2,101.56

Finding the Fourth Proportional to 7,648.26, 11,472.52 and 2,101.56

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Solution

The fourth proportional to 7,648.26, 11,472.52 and 2,101.56 is: 3,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648.26 : 11,472.52 = 2,101.56 : x
  2. Step 2: Convert to fraction form
    7,648.26/11,472.52 = 2,101.56/x
  3. Step 3: Cross multiply
    7,648.26x = 11,472.52 × 2,101.56
  4. Step 4: Simplify right side
    7,648.26x = 24,110,209.33
  5. Step 5: Solve for x
    x = 24,110,209.33/7,648.26
  6. Step 6: Final answer
    x = 3,152.38

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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.