Home / 6,652.05-9,979.54-1,972.43

Finding the Fourth Proportional to 6,652.05, 9,979.54 and 1,972.43

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Solution

The fourth proportional to 6,652.05, 9,979.54 and 1,972.43 is: 2,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.05 : 9,979.54 = 1,972.43 : x
  2. Step 2: Convert to fraction form
    6,652.05/9,979.54 = 1,972.43/x
  3. Step 3: Cross multiply
    6,652.05x = 9,979.54 × 1,972.43
  4. Step 4: Simplify right side
    6,652.05x = 19,683,944.08
  5. Step 5: Solve for x
    x = 19,683,944.08/6,652.05
  6. Step 6: Final answer
    x = 2,959.08

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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.