Home / 3,916.56-5,407.29-2,592.11

Finding the Fourth Proportional to 3,916.56, 5,407.29 and 2,592.11

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Solution

The fourth proportional to 3,916.56, 5,407.29 and 2,592.11 is: 3,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.56 : 5,407.29 = 2,592.11 : x
  2. Step 2: Convert to fraction form
    3,916.56/5,407.29 = 2,592.11/x
  3. Step 3: Cross multiply
    3,916.56x = 5,407.29 × 2,592.11
  4. Step 4: Simplify right side
    3,916.56x = 14,016,304.00
  5. Step 5: Solve for x
    x = 14,016,304.00/3,916.56
  6. Step 6: Final answer
    x = 3,578.72

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1.5x scale

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.