Home / 10,124.50-15,176.48-3,882.90

Finding the Fourth Proportional to 10,124.50, 15,176.48 and 3,882.90

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Solution

The fourth proportional to 10,124.50, 15,176.48 and 3,882.90 is: 5,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.50 : 15,176.48 = 3,882.90 : x
  2. Step 2: Convert to fraction form
    10,124.50/15,176.48 = 3,882.90/x
  3. Step 3: Cross multiply
    10,124.50x = 15,176.48 × 3,882.90
  4. Step 4: Simplify right side
    10,124.50x = 58,928,754.19
  5. Step 5: Solve for x
    x = 58,928,754.19/10,124.50
  6. Step 6: Final answer
    x = 5,820.41

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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.