Home / 2,726.67-3,762.68-1,547.58

Finding the Fourth Proportional to 2,726.67, 3,762.68 and 1,547.58

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Solution

The fourth proportional to 2,726.67, 3,762.68 and 1,547.58 is: 2,135.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.67 : 3,762.68 = 1,547.58 : x
  2. Step 2: Convert to fraction form
    2,726.67/3,762.68 = 1,547.58/x
  3. Step 3: Cross multiply
    2,726.67x = 3,762.68 × 1,547.58
  4. Step 4: Simplify right side
    2,726.67x = 5,823,040.58
  5. Step 5: Solve for x
    x = 5,823,040.58/2,726.67
  6. Step 6: Final answer
    x = 2,135.59

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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.