Home / 10,445.16-15,667.74-3,524.52

Finding the Fourth Proportional to 10,445.16, 15,667.74 and 3,524.52

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Solution

The fourth proportional to 10,445.16, 15,667.74 and 3,524.52 is: 5,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.16 : 15,667.74 = 3,524.52 : x
  2. Step 2: Convert to fraction form
    10,445.16/15,667.74 = 3,524.52/x
  3. Step 3: Cross multiply
    10,445.16x = 15,667.74 × 3,524.52
  4. Step 4: Simplify right side
    10,445.16x = 55,221,262.98
  5. Step 5: Solve for x
    x = 55,221,262.98/10,445.16
  6. Step 6: Final answer
    x = 5,286.78

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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.