Home / 2,701.08-4,052.70-1,402.20

Finding the Fourth Proportional to 2,701.08, 4,052.70 and 1,402.20

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Solution

The fourth proportional to 2,701.08, 4,052.70 and 1,402.20 is: 2,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.08 : 4,052.70 = 1,402.20 : x
  2. Step 2: Convert to fraction form
    2,701.08/4,052.70 = 1,402.20/x
  3. Step 3: Cross multiply
    2,701.08x = 4,052.70 × 1,402.20
  4. Step 4: Simplify right side
    2,701.08x = 5,682,695.94
  5. Step 5: Solve for x
    x = 5,682,695.94/2,701.08
  6. Step 6: Final answer
    x = 2,103.86

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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.