Home / 2,708.29-4,060.45-1,828.61

Finding the Fourth Proportional to 2,708.29, 4,060.45 and 1,828.61

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Solution

The fourth proportional to 2,708.29, 4,060.45 and 1,828.61 is: 2,741.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.29 : 4,060.45 = 1,828.61 : x
  2. Step 2: Convert to fraction form
    2,708.29/4,060.45 = 1,828.61/x
  3. Step 3: Cross multiply
    2,708.29x = 4,060.45 × 1,828.61
  4. Step 4: Simplify right side
    2,708.29x = 7,424,966.40
  5. Step 5: Solve for x
    x = 7,424,966.40/2,708.29
  6. Step 6: Final answer
    x = 2,741.57

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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.