Home / 5,456.68-7,524.82-3,360.40

Finding the Fourth Proportional to 5,456.68, 7,524.82 and 3,360.40

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Solution

The fourth proportional to 5,456.68, 7,524.82 and 3,360.40 is: 4,634.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.68 : 7,524.82 = 3,360.40 : x
  2. Step 2: Convert to fraction form
    5,456.68/7,524.82 = 3,360.40/x
  3. Step 3: Cross multiply
    5,456.68x = 7,524.82 × 3,360.40
  4. Step 4: Simplify right side
    5,456.68x = 25,286,405.13
  5. Step 5: Solve for x
    x = 25,286,405.13/5,456.68
  6. Step 6: Final answer
    x = 4,634.03

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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.