Home / 7,962.21-11,943.42-3,032.12

Finding the Fourth Proportional to 7,962.21, 11,943.42 and 3,032.12

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Solution

The fourth proportional to 7,962.21, 11,943.42 and 3,032.12 is: 4,548.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.21 : 11,943.42 = 3,032.12 : x
  2. Step 2: Convert to fraction form
    7,962.21/11,943.42 = 3,032.12/x
  3. Step 3: Cross multiply
    7,962.21x = 11,943.42 × 3,032.12
  4. Step 4: Simplify right side
    7,962.21x = 36,213,882.65
  5. Step 5: Solve for x
    x = 36,213,882.65/7,962.21
  6. Step 6: Final answer
    x = 4,548.22

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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.