Home / 2,725.52-4,088.05-1,082.16

Finding the Fourth Proportional to 2,725.52, 4,088.05 and 1,082.16

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Solution

The fourth proportional to 2,725.52, 4,088.05 and 1,082.16 is: 1,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.52 : 4,088.05 = 1,082.16 : x
  2. Step 2: Convert to fraction form
    2,725.52/4,088.05 = 1,082.16/x
  3. Step 3: Cross multiply
    2,725.52x = 4,088.05 × 1,082.16
  4. Step 4: Simplify right side
    2,725.52x = 4,423,921.48
  5. Step 5: Solve for x
    x = 4,423,921.48/2,725.52
  6. Step 6: Final answer
    x = 1,623.15

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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.