Home / 3,225.66-4,838.87-1,376.99

Finding the Fourth Proportional to 3,225.66, 4,838.87 and 1,376.99

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Solution

The fourth proportional to 3,225.66, 4,838.87 and 1,376.99 is: 2,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.66 : 4,838.87 = 1,376.99 : x
  2. Step 2: Convert to fraction form
    3,225.66/4,838.87 = 1,376.99/x
  3. Step 3: Cross multiply
    3,225.66x = 4,838.87 × 1,376.99
  4. Step 4: Simplify right side
    3,225.66x = 6,663,044.52
  5. Step 5: Solve for x
    x = 6,663,044.52/3,225.66
  6. Step 6: Final answer
    x = 2,065.64

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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.