Home / 2,921.56-4,363.08-2,599

Finding the Fourth Proportional to 2,921.56, 4,363.08 and 2,599

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Solution

The fourth proportional to 2,921.56, 4,363.08 and 2,599 is: 3,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.56 : 4,363.08 = 2,599 : x
  2. Step 2: Convert to fraction form
    2,921.56/4,363.08 = 2,599/x
  3. Step 3: Cross multiply
    2,921.56x = 4,363.08 × 2,599
  4. Step 4: Simplify right side
    2,921.56x = 11,339,644.92
  5. Step 5: Solve for x
    x = 11,339,644.92/2,921.56
  6. Step 6: Final answer
    x = 3,881.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.