Home / 10,449.29-15,673.95-2,551.79

Finding the Fourth Proportional to 10,449.29, 15,673.95 and 2,551.79

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Solution

The fourth proportional to 10,449.29, 15,673.95 and 2,551.79 is: 3,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.29 : 15,673.95 = 2,551.79 : x
  2. Step 2: Convert to fraction form
    10,449.29/15,673.95 = 2,551.79/x
  3. Step 3: Cross multiply
    10,449.29x = 15,673.95 × 2,551.79
  4. Step 4: Simplify right side
    10,449.29x = 39,996,628.87
  5. Step 5: Solve for x
    x = 39,996,628.87/10,449.29
  6. Step 6: Final answer
    x = 3,827.69

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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.