Home / 5,306.58-7,962.75-2,186.10

Finding the Fourth Proportional to 5,306.58, 7,962.75 and 2,186.10

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Solution

The fourth proportional to 5,306.58, 7,962.75 and 2,186.10 is: 3,280.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.58 : 7,962.75 = 2,186.10 : x
  2. Step 2: Convert to fraction form
    5,306.58/7,962.75 = 2,186.10/x
  3. Step 3: Cross multiply
    5,306.58x = 7,962.75 × 2,186.10
  4. Step 4: Simplify right side
    5,306.58x = 17,407,367.78
  5. Step 5: Solve for x
    x = 17,407,367.78/5,306.58
  6. Step 6: Final answer
    x = 3,280.34

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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.