Home / 3,281.16-4,527.84-1,789.08

Finding the Fourth Proportional to 3,281.16, 4,527.84 and 1,789.08

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Solution

The fourth proportional to 3,281.16, 4,527.84 and 1,789.08 is: 2,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.16 : 4,527.84 = 1,789.08 : x
  2. Step 2: Convert to fraction form
    3,281.16/4,527.84 = 1,789.08/x
  3. Step 3: Cross multiply
    3,281.16x = 4,527.84 × 1,789.08
  4. Step 4: Simplify right side
    3,281.16x = 8,100,667.99
  5. Step 5: Solve for x
    x = 8,100,667.99/3,281.16
  6. Step 6: Final answer
    x = 2,468.84

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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.