Home / 2,727.36-3,761.95-1,875.45

Finding the Fourth Proportional to 2,727.36, 3,761.95 and 1,875.45

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Solution

The fourth proportional to 2,727.36, 3,761.95 and 1,875.45 is: 2,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.36 : 3,761.95 = 1,875.45 : x
  2. Step 2: Convert to fraction form
    2,727.36/3,761.95 = 1,875.45/x
  3. Step 3: Cross multiply
    2,727.36x = 3,761.95 × 1,875.45
  4. Step 4: Simplify right side
    2,727.36x = 7,055,367.34
  5. Step 5: Solve for x
    x = 7,055,367.34/2,727.36
  6. Step 6: Final answer
    x = 2,586.88

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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.