Home / 3,260.16-4,499-1,862.88

Finding the Fourth Proportional to 3,260.16, 4,499 and 1,862.88

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Solution

The fourth proportional to 3,260.16, 4,499 and 1,862.88 is: 2,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.16 : 4,499 = 1,862.88 : x
  2. Step 2: Convert to fraction form
    3,260.16/4,499 = 1,862.88/x
  3. Step 3: Cross multiply
    3,260.16x = 4,499 × 1,862.88
  4. Step 4: Simplify right side
    3,260.16x = 8,381,097.12
  5. Step 5: Solve for x
    x = 8,381,097.12/3,260.16
  6. Step 6: Final answer
    x = 2,570.76

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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.