Home / 8,206.42-11,325.54-6,710.14

Finding the Fourth Proportional to 8,206.42, 11,325.54 and 6,710.14

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Solution

The fourth proportional to 8,206.42, 11,325.54 and 6,710.14 is: 9,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.42 : 11,325.54 = 6,710.14 : x
  2. Step 2: Convert to fraction form
    8,206.42/11,325.54 = 6,710.14/x
  3. Step 3: Cross multiply
    8,206.42x = 11,325.54 × 6,710.14
  4. Step 4: Simplify right side
    8,206.42x = 75,995,958.98
  5. Step 5: Solve for x
    x = 75,995,958.98/8,206.42
  6. Step 6: Final answer
    x = 9,260.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.