Home / 2,764.95-4,151.61-2,245.47

Finding the Fourth Proportional to 2,764.95, 4,151.61 and 2,245.47

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Solution

The fourth proportional to 2,764.95, 4,151.61 and 2,245.47 is: 3,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764.95 : 4,151.61 = 2,245.47 : x
  2. Step 2: Convert to fraction form
    2,764.95/4,151.61 = 2,245.47/x
  3. Step 3: Cross multiply
    2,764.95x = 4,151.61 × 2,245.47
  4. Step 4: Simplify right side
    2,764.95x = 9,322,315.71
  5. Step 5: Solve for x
    x = 9,322,315.71/2,764.95
  6. Step 6: Final answer
    x = 3,371.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.