Home / 3,051.12-4,570.29-1,949.88

Finding the Fourth Proportional to 3,051.12, 4,570.29 and 1,949.88

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Solution

The fourth proportional to 3,051.12, 4,570.29 and 1,949.88 is: 2,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.12 : 4,570.29 = 1,949.88 : x
  2. Step 2: Convert to fraction form
    3,051.12/4,570.29 = 1,949.88/x
  3. Step 3: Cross multiply
    3,051.12x = 4,570.29 × 1,949.88
  4. Step 4: Simplify right side
    3,051.12x = 8,911,517.07
  5. Step 5: Solve for x
    x = 8,911,517.07/3,051.12
  6. Step 6: Final answer
    x = 2,920.74

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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.