Home / 2,911.89-4,368.14-1,063.17

Finding the Fourth Proportional to 2,911.89, 4,368.14 and 1,063.17

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Solution

The fourth proportional to 2,911.89, 4,368.14 and 1,063.17 is: 1,594.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.89 : 4,368.14 = 1,063.17 : x
  2. Step 2: Convert to fraction form
    2,911.89/4,368.14 = 1,063.17/x
  3. Step 3: Cross multiply
    2,911.89x = 4,368.14 × 1,063.17
  4. Step 4: Simplify right side
    2,911.89x = 4,644,078.06
  5. Step 5: Solve for x
    x = 4,644,078.06/2,911.89
  6. Step 6: Final answer
    x = 1,594.87

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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.