Home / 1,785.84-2,464.03-1,039.34

Finding the Fourth Proportional to 1,785.84, 2,464.03 and 1,039.34

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Solution

The fourth proportional to 1,785.84, 2,464.03 and 1,039.34 is: 1,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.84 : 2,464.03 = 1,039.34 : x
  2. Step 2: Convert to fraction form
    1,785.84/2,464.03 = 1,039.34/x
  3. Step 3: Cross multiply
    1,785.84x = 2,464.03 × 1,039.34
  4. Step 4: Simplify right side
    1,785.84x = 2,560,964.94
  5. Step 5: Solve for x
    x = 2,560,964.94/1,785.84
  6. Step 6: Final answer
    x = 1,434.04

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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.