Home / 3,281.07-4,527.74-1,788.95

Finding the Fourth Proportional to 3,281.07, 4,527.74 and 1,788.95

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Solution

The fourth proportional to 3,281.07, 4,527.74 and 1,788.95 is: 2,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.07 : 4,527.74 = 1,788.95 : x
  2. Step 2: Convert to fraction form
    3,281.07/4,527.74 = 1,788.95/x
  3. Step 3: Cross multiply
    3,281.07x = 4,527.74 × 1,788.95
  4. Step 4: Simplify right side
    3,281.07x = 8,099,900.47
  5. Step 5: Solve for x
    x = 8,099,900.47/3,281.07
  6. Step 6: Final answer
    x = 2,468.68

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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.