Home / 8,241.96-12,332.31-4,912.01

Finding the Fourth Proportional to 8,241.96, 12,332.31 and 4,912.01

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Solution

The fourth proportional to 8,241.96, 12,332.31 and 4,912.01 is: 7,349.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,241.96 : 12,332.31 = 4,912.01 : x
  2. Step 2: Convert to fraction form
    8,241.96/12,332.31 = 4,912.01/x
  3. Step 3: Cross multiply
    8,241.96x = 12,332.31 × 4,912.01
  4. Step 4: Simplify right side
    8,241.96x = 60,576,368.38
  5. Step 5: Solve for x
    x = 60,576,368.38/8,241.96
  6. Step 6: Final answer
    x = 7,349.75

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1.5x scale

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.