Home / 2,701.22-4,051.55-852.18

Finding the Fourth Proportional to 2,701.22, 4,051.55 and 852.18

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Solution

The fourth proportional to 2,701.22, 4,051.55 and 852.18 is: 1,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.22 : 4,051.55 = 852.18 : x
  2. Step 2: Convert to fraction form
    2,701.22/4,051.55 = 852.18/x
  3. Step 3: Cross multiply
    2,701.22x = 4,051.55 × 852.18
  4. Step 4: Simplify right side
    2,701.22x = 3,452,645.62
  5. Step 5: Solve for x
    x = 3,452,645.62/2,701.22
  6. Step 6: Final answer
    x = 1,278.18

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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.