Home / 6,888.64-10,333.02-2,208.72

Finding the Fourth Proportional to 6,888.64, 10,333.02 and 2,208.72

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Solution

The fourth proportional to 6,888.64, 10,333.02 and 2,208.72 is: 3,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.64 : 10,333.02 = 2,208.72 : x
  2. Step 2: Convert to fraction form
    6,888.64/10,333.02 = 2,208.72/x
  3. Step 3: Cross multiply
    6,888.64x = 10,333.02 × 2,208.72
  4. Step 4: Simplify right side
    6,888.64x = 22,822,747.93
  5. Step 5: Solve for x
    x = 22,822,747.93/6,888.64
  6. Step 6: Final answer
    x = 3,313.10

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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.