Home / 2,264.90-3,125.71-1,270.24

Finding the Fourth Proportional to 2,264.90, 3,125.71 and 1,270.24

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Solution

The fourth proportional to 2,264.90, 3,125.71 and 1,270.24 is: 1,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.90 : 3,125.71 = 1,270.24 : x
  2. Step 2: Convert to fraction form
    2,264.90/3,125.71 = 1,270.24/x
  3. Step 3: Cross multiply
    2,264.90x = 3,125.71 × 1,270.24
  4. Step 4: Simplify right side
    2,264.90x = 3,970,401.87
  5. Step 5: Solve for x
    x = 3,970,401.87/2,264.90
  6. Step 6: Final answer
    x = 1,753.01

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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.