Home / 2,718.14-3,751.05-1,539.18

Finding the Fourth Proportional to 2,718.14, 3,751.05 and 1,539.18

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Solution

The fourth proportional to 2,718.14, 3,751.05 and 1,539.18 is: 2,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.14 : 3,751.05 = 1,539.18 : x
  2. Step 2: Convert to fraction form
    2,718.14/3,751.05 = 1,539.18/x
  3. Step 3: Cross multiply
    2,718.14x = 3,751.05 × 1,539.18
  4. Step 4: Simplify right side
    2,718.14x = 5,773,541.14
  5. Step 5: Solve for x
    x = 5,773,541.14/2,718.14
  6. Step 6: Final answer
    x = 2,124.08

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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.