Home / 3,316.44-4,974.60-2,799.76

Finding the Fourth Proportional to 3,316.44, 4,974.60 and 2,799.76

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Solution

The fourth proportional to 3,316.44, 4,974.60 and 2,799.76 is: 4,199.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.44 : 4,974.60 = 2,799.76 : x
  2. Step 2: Convert to fraction form
    3,316.44/4,974.60 = 2,799.76/x
  3. Step 3: Cross multiply
    3,316.44x = 4,974.60 × 2,799.76
  4. Step 4: Simplify right side
    3,316.44x = 13,927,686.10
  5. Step 5: Solve for x
    x = 13,927,686.10/3,316.44
  6. Step 6: Final answer
    x = 4,199.59

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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.