Home / 3,705.16-5,559.38-1,949.74

Finding the Fourth Proportional to 3,705.16, 5,559.38 and 1,949.74

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Solution

The fourth proportional to 3,705.16, 5,559.38 and 1,949.74 is: 2,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.16 : 5,559.38 = 1,949.74 : x
  2. Step 2: Convert to fraction form
    3,705.16/5,559.38 = 1,949.74/x
  3. Step 3: Cross multiply
    3,705.16x = 5,559.38 × 1,949.74
  4. Step 4: Simplify right side
    3,705.16x = 10,839,340.19
  5. Step 5: Solve for x
    x = 10,839,340.19/3,705.16
  6. Step 6: Final answer
    x = 2,925.47

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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.