Home / 2,580.16-3,872.97-1,606.95

Finding the Fourth Proportional to 2,580.16, 3,872.97 and 1,606.95

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Solution

The fourth proportional to 2,580.16, 3,872.97 and 1,606.95 is: 2,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.16 : 3,872.97 = 1,606.95 : x
  2. Step 2: Convert to fraction form
    2,580.16/3,872.97 = 1,606.95/x
  3. Step 3: Cross multiply
    2,580.16x = 3,872.97 × 1,606.95
  4. Step 4: Simplify right side
    2,580.16x = 6,223,669.14
  5. Step 5: Solve for x
    x = 6,223,669.14/2,580.16
  6. Step 6: Final answer
    x = 2,412.13

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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.