Home / 5,264.13-7,264.38-2,874.15

Finding the Fourth Proportional to 5,264.13, 7,264.38 and 2,874.15

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Solution

The fourth proportional to 5,264.13, 7,264.38 and 2,874.15 is: 3,966.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.13 : 7,264.38 = 2,874.15 : x
  2. Step 2: Convert to fraction form
    5,264.13/7,264.38 = 2,874.15/x
  3. Step 3: Cross multiply
    5,264.13x = 7,264.38 × 2,874.15
  4. Step 4: Simplify right side
    5,264.13x = 20,878,917.78
  5. Step 5: Solve for x
    x = 20,878,917.78/5,264.13
  6. Step 6: Final answer
    x = 3,966.26

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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.