Home / 2,707.26-3,734.28-1,868.04

Finding the Fourth Proportional to 2,707.26, 3,734.28 and 1,868.04

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Solution

The fourth proportional to 2,707.26, 3,734.28 and 1,868.04 is: 2,576.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.26 : 3,734.28 = 1,868.04 : x
  2. Step 2: Convert to fraction form
    2,707.26/3,734.28 = 1,868.04/x
  3. Step 3: Cross multiply
    2,707.26x = 3,734.28 × 1,868.04
  4. Step 4: Simplify right side
    2,707.26x = 6,975,784.41
  5. Step 5: Solve for x
    x = 6,975,784.41/2,707.26
  6. Step 6: Final answer
    x = 2,576.70

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1.5x scale

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.