Home / 2,118.56-3,177.27-1,500.44

Finding the Fourth Proportional to 2,118.56, 3,177.27 and 1,500.44

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Solution

The fourth proportional to 2,118.56, 3,177.27 and 1,500.44 is: 2,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118.56 : 3,177.27 = 1,500.44 : x
  2. Step 2: Convert to fraction form
    2,118.56/3,177.27 = 1,500.44/x
  3. Step 3: Cross multiply
    2,118.56x = 3,177.27 × 1,500.44
  4. Step 4: Simplify right side
    2,118.56x = 4,767,287.11
  5. Step 5: Solve for x
    x = 4,767,287.11/2,118.56
  6. Step 6: Final answer
    x = 2,250.25

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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.