Home / 1,477.44-2,217.05-1,326.17

Finding the Fourth Proportional to 1,477.44, 2,217.05 and 1,326.17

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Solution

The fourth proportional to 1,477.44, 2,217.05 and 1,326.17 is: 1,990.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.44 : 2,217.05 = 1,326.17 : x
  2. Step 2: Convert to fraction form
    1,477.44/2,217.05 = 1,326.17/x
  3. Step 3: Cross multiply
    1,477.44x = 2,217.05 × 1,326.17
  4. Step 4: Simplify right side
    1,477.44x = 2,940,167.48
  5. Step 5: Solve for x
    x = 2,940,167.48/1,477.44
  6. Step 6: Final answer
    x = 1,990.04

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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.