Home / 2,626.29-3,624.08-1,447.20

Finding the Fourth Proportional to 2,626.29, 3,624.08 and 1,447.20

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Solution

The fourth proportional to 2,626.29, 3,624.08 and 1,447.20 is: 1,997.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.29 : 3,624.08 = 1,447.20 : x
  2. Step 2: Convert to fraction form
    2,626.29/3,624.08 = 1,447.20/x
  3. Step 3: Cross multiply
    2,626.29x = 3,624.08 × 1,447.20
  4. Step 4: Simplify right side
    2,626.29x = 5,244,761.34
  5. Step 5: Solve for x
    x = 5,244,761.34/2,626.29
  6. Step 6: Final answer
    x = 1,997.02

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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.