Home / 2,849.92-4,267.59-1,615.48

Finding the Fourth Proportional to 2,849.92, 4,267.59 and 1,615.48

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Solution

The fourth proportional to 2,849.92, 4,267.59 and 1,615.48 is: 2,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.92 : 4,267.59 = 1,615.48 : x
  2. Step 2: Convert to fraction form
    2,849.92/4,267.59 = 1,615.48/x
  3. Step 3: Cross multiply
    2,849.92x = 4,267.59 × 1,615.48
  4. Step 4: Simplify right side
    2,849.92x = 6,894,206.29
  5. Step 5: Solve for x
    x = 6,894,206.29/2,849.92
  6. Step 6: Final answer
    x = 2,419.09

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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.