Home / 2,176.10-3,264.70-616.11

Finding the Fourth Proportional to 2,176.10, 3,264.70 and 616.11

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Solution

The fourth proportional to 2,176.10, 3,264.70 and 616.11 is: 924.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.10 : 3,264.70 = 616.11 : x
  2. Step 2: Convert to fraction form
    2,176.10/3,264.70 = 616.11/x
  3. Step 3: Cross multiply
    2,176.10x = 3,264.70 × 616.11
  4. Step 4: Simplify right side
    2,176.10x = 2,011,414.32
  5. Step 5: Solve for x
    x = 2,011,414.32/2,176.10
  6. Step 6: Final answer
    x = 924.32

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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.