Home / 2,726.56-4,090.85-1,631.69

Finding the Fourth Proportional to 2,726.56, 4,090.85 and 1,631.69

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Solution

The fourth proportional to 2,726.56, 4,090.85 and 1,631.69 is: 2,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.56 : 4,090.85 = 1,631.69 : x
  2. Step 2: Convert to fraction form
    2,726.56/4,090.85 = 1,631.69/x
  3. Step 3: Cross multiply
    2,726.56x = 4,090.85 × 1,631.69
  4. Step 4: Simplify right side
    2,726.56x = 6,675,024.07
  5. Step 5: Solve for x
    x = 6,675,024.07/2,726.56
  6. Step 6: Final answer
    x = 2,448.15

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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.