Home / 3,281.10-4,527.87-1,788.98

Finding the Fourth Proportional to 3,281.10, 4,527.87 and 1,788.98

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Solution

The fourth proportional to 3,281.10, 4,527.87 and 1,788.98 is: 2,468.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.10 : 4,527.87 = 1,788.98 : x
  2. Step 2: Convert to fraction form
    3,281.10/4,527.87 = 1,788.98/x
  3. Step 3: Cross multiply
    3,281.10x = 4,527.87 × 1,788.98
  4. Step 4: Simplify right side
    3,281.10x = 8,100,246.23
  5. Step 5: Solve for x
    x = 8,100,246.23/3,281.10
  6. Step 6: Final answer
    x = 2,468.76

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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.