Home / 2,265.56-3,126.02-1,270.84

Finding the Fourth Proportional to 2,265.56, 3,126.02 and 1,270.84

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Solution

The fourth proportional to 2,265.56, 3,126.02 and 1,270.84 is: 1,753.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.56 : 3,126.02 = 1,270.84 : x
  2. Step 2: Convert to fraction form
    2,265.56/3,126.02 = 1,270.84/x
  3. Step 3: Cross multiply
    2,265.56x = 3,126.02 × 1,270.84
  4. Step 4: Simplify right side
    2,265.56x = 3,972,671.26
  5. Step 5: Solve for x
    x = 3,972,671.26/2,265.56
  6. Step 6: Final answer
    x = 1,753.51

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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.