Home / 8,688.33-13,034.31-2,844.48

Finding the Fourth Proportional to 8,688.33, 13,034.31 and 2,844.48

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Solution

The fourth proportional to 8,688.33, 13,034.31 and 2,844.48 is: 4,267.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688.33 : 13,034.31 = 2,844.48 : x
  2. Step 2: Convert to fraction form
    8,688.33/13,034.31 = 2,844.48/x
  3. Step 3: Cross multiply
    8,688.33x = 13,034.31 × 2,844.48
  4. Step 4: Simplify right side
    8,688.33x = 37,075,834.11
  5. Step 5: Solve for x
    x = 37,075,834.11/8,688.33
  6. Step 6: Final answer
    x = 4,267.31

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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.