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Finding the Fourth Proportional to 6,632.58, 9,149.90 and 4,241.94

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Solution

The fourth proportional to 6,632.58, 9,149.90 and 4,241.94 is: 5,851.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.58 : 9,149.90 = 4,241.94 : x
  2. Step 2: Convert to fraction form
    6,632.58/9,149.90 = 4,241.94/x
  3. Step 3: Cross multiply
    6,632.58x = 9,149.90 × 4,241.94
  4. Step 4: Simplify right side
    6,632.58x = 38,813,326.81
  5. Step 5: Solve for x
    x = 38,813,326.81/6,632.58
  6. Step 6: Final answer
    x = 5,851.92

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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.