Home / 8,948.83-13,419.83-2,943.51

Finding the Fourth Proportional to 8,948.83, 13,419.83 and 2,943.51

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Solution

The fourth proportional to 8,948.83, 13,419.83 and 2,943.51 is: 4,414.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.83 : 13,419.83 = 2,943.51 : x
  2. Step 2: Convert to fraction form
    8,948.83/13,419.83 = 2,943.51/x
  3. Step 3: Cross multiply
    8,948.83x = 13,419.83 × 2,943.51
  4. Step 4: Simplify right side
    8,948.83x = 39,501,389.09
  5. Step 5: Solve for x
    x = 39,501,389.09/8,948.83
  6. Step 6: Final answer
    x = 4,414.14

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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.