Home / 7,257.68-10,882.88-3,554.32

Finding the Fourth Proportional to 7,257.68, 10,882.88 and 3,554.32

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Solution

The fourth proportional to 7,257.68, 10,882.88 and 3,554.32 is: 5,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.68 : 10,882.88 = 3,554.32 : x
  2. Step 2: Convert to fraction form
    7,257.68/10,882.88 = 3,554.32/x
  3. Step 3: Cross multiply
    7,257.68x = 10,882.88 × 3,554.32
  4. Step 4: Simplify right side
    7,257.68x = 38,681,238.04
  5. Step 5: Solve for x
    x = 38,681,238.04/7,257.68
  6. Step 6: Final answer
    x = 5,329.70

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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.