Home / 3,250.28-4,485.48-1,853

Finding the Fourth Proportional to 3,250.28, 4,485.48 and 1,853

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Solution

The fourth proportional to 3,250.28, 4,485.48 and 1,853 is: 2,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250.28 : 4,485.48 = 1,853 : x
  2. Step 2: Convert to fraction form
    3,250.28/4,485.48 = 1,853/x
  3. Step 3: Cross multiply
    3,250.28x = 4,485.48 × 1,853
  4. Step 4: Simplify right side
    3,250.28x = 8,311,594.44
  5. Step 5: Solve for x
    x = 8,311,594.44/3,250.28
  6. Step 6: Final answer
    x = 2,557.19

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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.