Home / 2,627.04-3,626.24-1,742.88

Finding the Fourth Proportional to 2,627.04, 3,626.24 and 1,742.88

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Solution

The fourth proportional to 2,627.04, 3,626.24 and 1,742.88 is: 2,405.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.04 : 3,626.24 = 1,742.88 : x
  2. Step 2: Convert to fraction form
    2,627.04/3,626.24 = 1,742.88/x
  3. Step 3: Cross multiply
    2,627.04x = 3,626.24 × 1,742.88
  4. Step 4: Simplify right side
    2,627.04x = 6,320,101.17
  5. Step 5: Solve for x
    x = 6,320,101.17/2,627.04
  6. Step 6: Final answer
    x = 2,405.79

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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.