Home / 7,302.28-10,957.10-2,921

Finding the Fourth Proportional to 7,302.28, 10,957.10 and 2,921

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Solution

The fourth proportional to 7,302.28, 10,957.10 and 2,921 is: 4,382.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.28 : 10,957.10 = 2,921 : x
  2. Step 2: Convert to fraction form
    7,302.28/10,957.10 = 2,921/x
  3. Step 3: Cross multiply
    7,302.28x = 10,957.10 × 2,921
  4. Step 4: Simplify right side
    7,302.28x = 32,005,689.10
  5. Step 5: Solve for x
    x = 32,005,689.10/7,302.28
  6. Step 6: Final answer
    x = 4,382.97

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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.