Home / 7,975.08-11,962.63-3,587.42

Finding the Fourth Proportional to 7,975.08, 11,962.63 and 3,587.42

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Solution

The fourth proportional to 7,975.08, 11,962.63 and 3,587.42 is: 5,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.08 : 11,962.63 = 3,587.42 : x
  2. Step 2: Convert to fraction form
    7,975.08/11,962.63 = 3,587.42/x
  3. Step 3: Cross multiply
    7,975.08x = 11,962.63 × 3,587.42
  4. Step 4: Simplify right side
    7,975.08x = 42,914,918.30
  5. Step 5: Solve for x
    x = 42,914,918.30/7,975.08
  6. Step 6: Final answer
    x = 5,381.12

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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.