Home / 2,742.29-4,098.35-2,003.44

Finding the Fourth Proportional to 2,742.29, 4,098.35 and 2,003.44

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Solution

The fourth proportional to 2,742.29, 4,098.35 and 2,003.44 is: 2,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.29 : 4,098.35 = 2,003.44 : x
  2. Step 2: Convert to fraction form
    2,742.29/4,098.35 = 2,003.44/x
  3. Step 3: Cross multiply
    2,742.29x = 4,098.35 × 2,003.44
  4. Step 4: Simplify right side
    2,742.29x = 8,210,792.38
  5. Step 5: Solve for x
    x = 8,210,792.38/2,742.29
  6. Step 6: Final answer
    x = 2,994.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.