Home / 2,842.90-4,264.93-1,199.45

Finding the Fourth Proportional to 2,842.90, 4,264.93 and 1,199.45

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Solution

The fourth proportional to 2,842.90, 4,264.93 and 1,199.45 is: 1,799.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.90 : 4,264.93 = 1,199.45 : x
  2. Step 2: Convert to fraction form
    2,842.90/4,264.93 = 1,199.45/x
  3. Step 3: Cross multiply
    2,842.90x = 4,264.93 × 1,199.45
  4. Step 4: Simplify right side
    2,842.90x = 5,115,570.29
  5. Step 5: Solve for x
    x = 5,115,570.29/2,842.90
  6. Step 6: Final answer
    x = 1,799.42

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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.