Home / 2,718.24-3,751.20-1,599.20

Finding the Fourth Proportional to 2,718.24, 3,751.20 and 1,599.20

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Solution

The fourth proportional to 2,718.24, 3,751.20 and 1,599.20 is: 2,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718.24 : 3,751.20 = 1,599.20 : x
  2. Step 2: Convert to fraction form
    2,718.24/3,751.20 = 1,599.20/x
  3. Step 3: Cross multiply
    2,718.24x = 3,751.20 × 1,599.20
  4. Step 4: Simplify right side
    2,718.24x = 5,998,900.28
  5. Step 5: Solve for x
    x = 5,998,900.28/2,718.24
  6. Step 6: Final answer
    x = 2,206.91

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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.