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Finding the Fourth Proportional to 6,603, 9,112.14 and 3,950.52

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Solution

The fourth proportional to 6,603, 9,112.14 and 3,950.52 is: 5,451.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603 : 9,112.14 = 3,950.52 : x
  2. Step 2: Convert to fraction form
    6,603/9,112.14 = 3,950.52/x
  3. Step 3: Cross multiply
    6,603x = 9,112.14 × 3,950.52
  4. Step 4: Simplify right side
    6,603x = 35,997,691.31
  5. Step 5: Solve for x
    x = 35,997,691.31/6,603
  6. Step 6: Final answer
    x = 5,451.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.