Home / 2,726.01-4,079.79-1,686.69

Finding the Fourth Proportional to 2,726.01, 4,079.79 and 1,686.69

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Solution

The fourth proportional to 2,726.01, 4,079.79 and 1,686.69 is: 2,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.01 : 4,079.79 = 1,686.69 : x
  2. Step 2: Convert to fraction form
    2,726.01/4,079.79 = 1,686.69/x
  3. Step 3: Cross multiply
    2,726.01x = 4,079.79 × 1,686.69
  4. Step 4: Simplify right side
    2,726.01x = 6,881,341.00
  5. Step 5: Solve for x
    x = 6,881,341.00/2,726.01
  6. Step 6: Final answer
    x = 2,524.33

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1.5x scale

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.