Home / 1,854.12-2,767.65-1,717.08

Finding the Fourth Proportional to 1,854.12, 2,767.65 and 1,717.08

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Solution

The fourth proportional to 1,854.12, 2,767.65 and 1,717.08 is: 2,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.12 : 2,767.65 = 1,717.08 : x
  2. Step 2: Convert to fraction form
    1,854.12/2,767.65 = 1,717.08/x
  3. Step 3: Cross multiply
    1,854.12x = 2,767.65 × 1,717.08
  4. Step 4: Simplify right side
    1,854.12x = 4,752,276.46
  5. Step 5: Solve for x
    x = 4,752,276.46/1,854.12
  6. Step 6: Final answer
    x = 2,563.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.