Home / 7,158.60-10,732.26-3,459.84

Finding the Fourth Proportional to 7,158.60, 10,732.26 and 3,459.84

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Solution

The fourth proportional to 7,158.60, 10,732.26 and 3,459.84 is: 5,187.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.60 : 10,732.26 = 3,459.84 : x
  2. Step 2: Convert to fraction form
    7,158.60/10,732.26 = 3,459.84/x
  3. Step 3: Cross multiply
    7,158.60x = 10,732.26 × 3,459.84
  4. Step 4: Simplify right side
    7,158.60x = 37,131,902.44
  5. Step 5: Solve for x
    x = 37,131,902.44/7,158.60
  6. Step 6: Final answer
    x = 5,187.03

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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.