Home / 2,799.53-4,199.02-1,412.32

Finding the Fourth Proportional to 2,799.53, 4,199.02 and 1,412.32

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Solution

The fourth proportional to 2,799.53, 4,199.02 and 1,412.32 is: 2,118.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799.53 : 4,199.02 = 1,412.32 : x
  2. Step 2: Convert to fraction form
    2,799.53/4,199.02 = 1,412.32/x
  3. Step 3: Cross multiply
    2,799.53x = 4,199.02 × 1,412.32
  4. Step 4: Simplify right side
    2,799.53x = 5,930,359.93
  5. Step 5: Solve for x
    x = 5,930,359.93/2,799.53
  6. Step 6: Final answer
    x = 2,118.34

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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.