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Finding the Fourth Proportional to 6,652.02, 9,975.81 and 2,208.84

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Solution

The fourth proportional to 6,652.02, 9,975.81 and 2,208.84 is: 3,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.02 : 9,975.81 = 2,208.84 : x
  2. Step 2: Convert to fraction form
    6,652.02/9,975.81 = 2,208.84/x
  3. Step 3: Cross multiply
    6,652.02x = 9,975.81 × 2,208.84
  4. Step 4: Simplify right side
    6,652.02x = 22,034,968.16
  5. Step 5: Solve for x
    x = 22,034,968.16/6,652.02
  6. Step 6: Final answer
    x = 3,312.52

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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.