Home / 6,864.63-10,290.83-2,481.11

Finding the Fourth Proportional to 6,864.63, 10,290.83 and 2,481.11

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Solution

The fourth proportional to 6,864.63, 10,290.83 and 2,481.11 is: 3,719.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.63 : 10,290.83 = 2,481.11 : x
  2. Step 2: Convert to fraction form
    6,864.63/10,290.83 = 2,481.11/x
  3. Step 3: Cross multiply
    6,864.63x = 10,290.83 × 2,481.11
  4. Step 4: Simplify right side
    6,864.63x = 25,532,681.22
  5. Step 5: Solve for x
    x = 25,532,681.22/6,864.63
  6. Step 6: Final answer
    x = 3,719.45

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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.