Home / 2,895.15-4,338.17-2,238.63

Finding the Fourth Proportional to 2,895.15, 4,338.17 and 2,238.63

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Solution

The fourth proportional to 2,895.15, 4,338.17 and 2,238.63 is: 3,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.15 : 4,338.17 = 2,238.63 : x
  2. Step 2: Convert to fraction form
    2,895.15/4,338.17 = 2,238.63/x
  3. Step 3: Cross multiply
    2,895.15x = 4,338.17 × 2,238.63
  4. Step 4: Simplify right side
    2,895.15x = 9,711,557.51
  5. Step 5: Solve for x
    x = 9,711,557.51/2,895.15
  6. Step 6: Final answer
    x = 3,354.42

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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.