Home / 1,726.81-2,590.83-849.22

Finding the Fourth Proportional to 1,726.81, 2,590.83 and 849.22

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Solution

The fourth proportional to 1,726.81, 2,590.83 and 849.22 is: 1,274.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.81 : 2,590.83 = 849.22 : x
  2. Step 2: Convert to fraction form
    1,726.81/2,590.83 = 849.22/x
  3. Step 3: Cross multiply
    1,726.81x = 2,590.83 × 849.22
  4. Step 4: Simplify right side
    1,726.81x = 2,200,184.65
  5. Step 5: Solve for x
    x = 2,200,184.65/1,726.81
  6. Step 6: Final answer
    x = 1,274.13

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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.