Home / 3,216.03-4,436.96-1,888.76

Finding the Fourth Proportional to 3,216.03, 4,436.96 and 1,888.76

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Solution

The fourth proportional to 3,216.03, 4,436.96 and 1,888.76 is: 2,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.03 : 4,436.96 = 1,888.76 : x
  2. Step 2: Convert to fraction form
    3,216.03/4,436.96 = 1,888.76/x
  3. Step 3: Cross multiply
    3,216.03x = 4,436.96 × 1,888.76
  4. Step 4: Simplify right side
    3,216.03x = 8,380,320.94
  5. Step 5: Solve for x
    x = 8,380,320.94/3,216.03
  6. Step 6: Final answer
    x = 2,605.80

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Half scale
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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.