Home / 3,244.05-4,476.20-1,918.08

Finding the Fourth Proportional to 3,244.05, 4,476.20 and 1,918.08

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Solution

The fourth proportional to 3,244.05, 4,476.20 and 1,918.08 is: 2,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.05 : 4,476.20 = 1,918.08 : x
  2. Step 2: Convert to fraction form
    3,244.05/4,476.20 = 1,918.08/x
  3. Step 3: Cross multiply
    3,244.05x = 4,476.20 × 1,918.08
  4. Step 4: Simplify right side
    3,244.05x = 8,585,700.11
  5. Step 5: Solve for x
    x = 8,585,700.11/3,244.05
  6. Step 6: Final answer
    x = 2,646.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.