Home / 2,244.81-3,366.21-784.08

Finding the Fourth Proportional to 2,244.81, 3,366.21 and 784.08

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Solution

The fourth proportional to 2,244.81, 3,366.21 and 784.08 is: 1,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244.81 : 3,366.21 = 784.08 : x
  2. Step 2: Convert to fraction form
    2,244.81/3,366.21 = 784.08/x
  3. Step 3: Cross multiply
    2,244.81x = 3,366.21 × 784.08
  4. Step 4: Simplify right side
    2,244.81x = 2,639,377.94
  5. Step 5: Solve for x
    x = 2,639,377.94/2,244.81
  6. Step 6: Final answer
    x = 1,175.77

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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.