Home / 4,862.88-7,281.72-3,541.20

Finding the Fourth Proportional to 4,862.88, 7,281.72 and 3,541.20

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Solution

The fourth proportional to 4,862.88, 7,281.72 and 3,541.20 is: 5,302.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.88 : 7,281.72 = 3,541.20 : x
  2. Step 2: Convert to fraction form
    4,862.88/7,281.72 = 3,541.20/x
  3. Step 3: Cross multiply
    4,862.88x = 7,281.72 × 3,541.20
  4. Step 4: Simplify right side
    4,862.88x = 25,786,026.86
  5. Step 5: Solve for x
    x = 25,786,026.86/4,862.88
  6. Step 6: Final answer
    x = 5,302.62

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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.