Home / 9,448.28-14,169.87-2,872.70

Finding the Fourth Proportional to 9,448.28, 14,169.87 and 2,872.70

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Solution

The fourth proportional to 9,448.28, 14,169.87 and 2,872.70 is: 4,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.28 : 14,169.87 = 2,872.70 : x
  2. Step 2: Convert to fraction form
    9,448.28/14,169.87 = 2,872.70/x
  3. Step 3: Cross multiply
    9,448.28x = 14,169.87 × 2,872.70
  4. Step 4: Simplify right side
    9,448.28x = 40,705,714.70
  5. Step 5: Solve for x
    x = 40,705,714.70/9,448.28
  6. Step 6: Final answer
    x = 4,308.27

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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.