Home / 2,858.06-3,944.10-1,599.20

Finding the Fourth Proportional to 2,858.06, 3,944.10 and 1,599.20

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Solution

The fourth proportional to 2,858.06, 3,944.10 and 1,599.20 is: 2,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.06 : 3,944.10 = 1,599.20 : x
  2. Step 2: Convert to fraction form
    2,858.06/3,944.10 = 1,599.20/x
  3. Step 3: Cross multiply
    2,858.06x = 3,944.10 × 1,599.20
  4. Step 4: Simplify right side
    2,858.06x = 6,307,404.72
  5. Step 5: Solve for x
    x = 6,307,404.72/2,858.06
  6. Step 6: Final answer
    x = 2,206.88

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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.