Home / 3,587.49-5,376.68-2,707.12

Finding the Fourth Proportional to 3,587.49, 5,376.68 and 2,707.12

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Solution

The fourth proportional to 3,587.49, 5,376.68 and 2,707.12 is: 4,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.49 : 5,376.68 = 2,707.12 : x
  2. Step 2: Convert to fraction form
    3,587.49/5,376.68 = 2,707.12/x
  3. Step 3: Cross multiply
    3,587.49x = 5,376.68 × 2,707.12
  4. Step 4: Simplify right side
    3,587.49x = 14,555,321.30
  5. Step 5: Solve for x
    x = 14,555,321.30/3,587.49
  6. Step 6: Final answer
    x = 4,057.24

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1.5x scale

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.