Home / 2,916.98-4,391.92-2,572.46

Finding the Fourth Proportional to 2,916.98, 4,391.92 and 2,572.46

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Solution

The fourth proportional to 2,916.98, 4,391.92 and 2,572.46 is: 3,873.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.98 : 4,391.92 = 2,572.46 : x
  2. Step 2: Convert to fraction form
    2,916.98/4,391.92 = 2,572.46/x
  3. Step 3: Cross multiply
    2,916.98x = 4,391.92 × 2,572.46
  4. Step 4: Simplify right side
    2,916.98x = 11,298,025.66
  5. Step 5: Solve for x
    x = 11,298,025.66/2,916.98
  6. Step 6: Final answer
    x = 3,873.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.