Home / 4,159.29-6,240.89-1,819.00

Finding the Fourth Proportional to 4,159.29, 6,240.89 and 1,819.00

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Solution

The fourth proportional to 4,159.29, 6,240.89 and 1,819.00 is: 2,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.29 : 6,240.89 = 1,819.00 : x
  2. Step 2: Convert to fraction form
    4,159.29/6,240.89 = 1,819.00/x
  3. Step 3: Cross multiply
    4,159.29x = 6,240.89 × 1,819.00
  4. Step 4: Simplify right side
    4,159.29x = 11,352,191.26
  5. Step 5: Solve for x
    x = 11,352,191.26/4,159.29
  6. Step 6: Final answer
    x = 2,729.36

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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.