Home / 2,862.88-4,270.36-2,395.42

Finding the Fourth Proportional to 2,862.88, 4,270.36 and 2,395.42

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Solution

The fourth proportional to 2,862.88, 4,270.36 and 2,395.42 is: 3,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.88 : 4,270.36 = 2,395.42 : x
  2. Step 2: Convert to fraction form
    2,862.88/4,270.36 = 2,395.42/x
  3. Step 3: Cross multiply
    2,862.88x = 4,270.36 × 2,395.42
  4. Step 4: Simplify right side
    2,862.88x = 10,229,305.75
  5. Step 5: Solve for x
    x = 10,229,305.75/2,862.88
  6. Step 6: Final answer
    x = 3,573.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.