Home / 3,248.20-4,482.48-1,850.92

Finding the Fourth Proportional to 3,248.20, 4,482.48 and 1,850.92

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Solution

The fourth proportional to 3,248.20, 4,482.48 and 1,850.92 is: 2,554.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.20 : 4,482.48 = 1,850.92 : x
  2. Step 2: Convert to fraction form
    3,248.20/4,482.48 = 1,850.92/x
  3. Step 3: Cross multiply
    3,248.20x = 4,482.48 × 1,850.92
  4. Step 4: Simplify right side
    3,248.20x = 8,296,711.88
  5. Step 5: Solve for x
    x = 8,296,711.88/3,248.20
  6. Step 6: Final answer
    x = 2,554.25

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Double scale
Find fourth proportional to 3,249.20, 4,483.86 and 1,851.92
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1.5x scale

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.