Home / 7,212.44-10,795.38-6,530.42

Finding the Fourth Proportional to 7,212.44, 10,795.38 and 6,530.42

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Solution

The fourth proportional to 7,212.44, 10,795.38 and 6,530.42 is: 9,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212.44 : 10,795.38 = 6,530.42 : x
  2. Step 2: Convert to fraction form
    7,212.44/10,795.38 = 6,530.42/x
  3. Step 3: Cross multiply
    7,212.44x = 10,795.38 × 6,530.42
  4. Step 4: Simplify right side
    7,212.44x = 70,498,367.96
  5. Step 5: Solve for x
    x = 70,498,367.96/7,212.44
  6. Step 6: Final answer
    x = 9,774.55

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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.