Home / 2,540.12-3,506.28-1,882.28

Finding the Fourth Proportional to 2,540.12, 3,506.28 and 1,882.28

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Solution

The fourth proportional to 2,540.12, 3,506.28 and 1,882.28 is: 2,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.12 : 3,506.28 = 1,882.28 : x
  2. Step 2: Convert to fraction form
    2,540.12/3,506.28 = 1,882.28/x
  3. Step 3: Cross multiply
    2,540.12x = 3,506.28 × 1,882.28
  4. Step 4: Simplify right side
    2,540.12x = 6,599,800.72
  5. Step 5: Solve for x
    x = 6,599,800.72/2,540.12
  6. Step 6: Final answer
    x = 2,598.22

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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.