Home / 2,862.56-4,293.25-1,013.74

Finding the Fourth Proportional to 2,862.56, 4,293.25 and 1,013.74

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Solution

The fourth proportional to 2,862.56, 4,293.25 and 1,013.74 is: 1,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.56 : 4,293.25 = 1,013.74 : x
  2. Step 2: Convert to fraction form
    2,862.56/4,293.25 = 1,013.74/x
  3. Step 3: Cross multiply
    2,862.56x = 4,293.25 × 1,013.74
  4. Step 4: Simplify right side
    2,862.56x = 4,352,239.26
  5. Step 5: Solve for x
    x = 4,352,239.26/2,862.56
  6. Step 6: Final answer
    x = 1,520.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.