Home / 2,726.27-3,762.13-1,547.31

Finding the Fourth Proportional to 2,726.27, 3,762.13 and 1,547.31

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Solution

The fourth proportional to 2,726.27, 3,762.13 and 1,547.31 is: 2,135.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.27 : 3,762.13 = 1,547.31 : x
  2. Step 2: Convert to fraction form
    2,726.27/3,762.13 = 1,547.31/x
  3. Step 3: Cross multiply
    2,726.27x = 3,762.13 × 1,547.31
  4. Step 4: Simplify right side
    2,726.27x = 5,821,181.37
  5. Step 5: Solve for x
    x = 5,821,181.37/2,726.27
  6. Step 6: Final answer
    x = 2,135.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.