Home / 2,718.04-4,071.66-1,255.18

Finding the Fourth Proportional to 2,718.04, 4,071.66 and 1,255.18

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Solution

The fourth proportional to 2,718.04, 4,071.66 and 1,255.18 is: 1,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.04 : 4,071.66 = 1,255.18 : x
  2. Step 2: Convert to fraction form
    2,718.04/4,071.66 = 1,255.18/x
  3. Step 3: Cross multiply
    2,718.04x = 4,071.66 × 1,255.18
  4. Step 4: Simplify right side
    2,718.04x = 5,110,666.20
  5. Step 5: Solve for x
    x = 5,110,666.20/2,718.04
  6. Step 6: Final answer
    x = 1,880.28

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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.