Home / 3,281.03-4,527.85-1,788.94

Finding the Fourth Proportional to 3,281.03, 4,527.85 and 1,788.94

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Solution

The fourth proportional to 3,281.03, 4,527.85 and 1,788.94 is: 2,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.03 : 4,527.85 = 1,788.94 : x
  2. Step 2: Convert to fraction form
    3,281.03/4,527.85 = 1,788.94/x
  3. Step 3: Cross multiply
    3,281.03x = 4,527.85 × 1,788.94
  4. Step 4: Simplify right side
    3,281.03x = 8,100,031.05
  5. Step 5: Solve for x
    x = 8,100,031.05/3,281.03
  6. Step 6: Final answer
    x = 2,468.75

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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.