Home / 10,180.87-14,049.44-5,704.61

Finding the Fourth Proportional to 10,180.87, 14,049.44 and 5,704.61

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Solution

The fourth proportional to 10,180.87, 14,049.44 and 5,704.61 is: 7,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.87 : 14,049.44 = 5,704.61 : x
  2. Step 2: Convert to fraction form
    10,180.87/14,049.44 = 5,704.61/x
  3. Step 3: Cross multiply
    10,180.87x = 14,049.44 × 5,704.61
  4. Step 4: Simplify right side
    10,180.87x = 80,146,547.40
  5. Step 5: Solve for x
    x = 80,146,547.40/10,180.87
  6. Step 6: Final answer
    x = 7,872.27

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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.