Home / 2,266.60-3,126.08-2,001.28

Finding the Fourth Proportional to 2,266.60, 3,126.08 and 2,001.28

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Solution

The fourth proportional to 2,266.60, 3,126.08 and 2,001.28 is: 2,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.60 : 3,126.08 = 2,001.28 : x
  2. Step 2: Convert to fraction form
    2,266.60/3,126.08 = 2,001.28/x
  3. Step 3: Cross multiply
    2,266.60x = 3,126.08 × 2,001.28
  4. Step 4: Simplify right side
    2,266.60x = 6,256,161.38
  5. Step 5: Solve for x
    x = 6,256,161.38/2,266.60
  6. Step 6: Final answer
    x = 2,760.15

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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.