Home / 3,251.10-4,486.05-1,853.82

Finding the Fourth Proportional to 3,251.10, 4,486.05 and 1,853.82

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Solution

The fourth proportional to 3,251.10, 4,486.05 and 1,853.82 is: 2,558.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.10 : 4,486.05 = 1,853.82 : x
  2. Step 2: Convert to fraction form
    3,251.10/4,486.05 = 1,853.82/x
  3. Step 3: Cross multiply
    3,251.10x = 4,486.05 × 1,853.82
  4. Step 4: Simplify right side
    3,251.10x = 8,316,329.21
  5. Step 5: Solve for x
    x = 8,316,329.21/3,251.10
  6. Step 6: Final answer
    x = 2,558.00

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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.