Home / 3,126.66-4,343.73-3,098.10

Finding the Fourth Proportional to 3,126.66, 4,343.73 and 3,098.10

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Solution

The fourth proportional to 3,126.66, 4,343.73 and 3,098.10 is: 4,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.66 : 4,343.73 = 3,098.10 : x
  2. Step 2: Convert to fraction form
    3,126.66/4,343.73 = 3,098.10/x
  3. Step 3: Cross multiply
    3,126.66x = 4,343.73 × 3,098.10
  4. Step 4: Simplify right side
    3,126.66x = 13,457,309.91
  5. Step 5: Solve for x
    x = 13,457,309.91/3,126.66
  6. Step 6: Final answer
    x = 4,304.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.