Home / 2,549.28-3,520.09-2,077.26

Finding the Fourth Proportional to 2,549.28, 3,520.09 and 2,077.26

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Solution

The fourth proportional to 2,549.28, 3,520.09 and 2,077.26 is: 2,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,549.28 : 3,520.09 = 2,077.26 : x
  2. Step 2: Convert to fraction form
    2,549.28/3,520.09 = 2,077.26/x
  3. Step 3: Cross multiply
    2,549.28x = 3,520.09 × 2,077.26
  4. Step 4: Simplify right side
    2,549.28x = 7,312,142.15
  5. Step 5: Solve for x
    x = 7,312,142.15/2,549.28
  6. Step 6: Final answer
    x = 2,868.32

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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.