Home / 1,853.97-2,559.65-1,155.75

Finding the Fourth Proportional to 1,853.97, 2,559.65 and 1,155.75

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Solution

The fourth proportional to 1,853.97, 2,559.65 and 1,155.75 is: 1,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.97 : 2,559.65 = 1,155.75 : x
  2. Step 2: Convert to fraction form
    1,853.97/2,559.65 = 1,155.75/x
  3. Step 3: Cross multiply
    1,853.97x = 2,559.65 × 1,155.75
  4. Step 4: Simplify right side
    1,853.97x = 2,958,309.71
  5. Step 5: Solve for x
    x = 2,958,309.71/1,853.97
  6. Step 6: Final answer
    x = 1,595.66

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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.