Home / 3,508.57-4,841.66-2,015.43

Finding the Fourth Proportional to 3,508.57, 4,841.66 and 2,015.43

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Solution

The fourth proportional to 3,508.57, 4,841.66 and 2,015.43 is: 2,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508.57 : 4,841.66 = 2,015.43 : x
  2. Step 2: Convert to fraction form
    3,508.57/4,841.66 = 2,015.43/x
  3. Step 3: Cross multiply
    3,508.57x = 4,841.66 × 2,015.43
  4. Step 4: Simplify right side
    3,508.57x = 9,758,026.81
  5. Step 5: Solve for x
    x = 9,758,026.81/3,508.57
  6. Step 6: Final answer
    x = 2,781.20

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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.