Home / 8,645.32-11,926.23-5,282.27

Finding the Fourth Proportional to 8,645.32, 11,926.23 and 5,282.27

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Solution

The fourth proportional to 8,645.32, 11,926.23 and 5,282.27 is: 7,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,645.32 : 11,926.23 = 5,282.27 : x
  2. Step 2: Convert to fraction form
    8,645.32/11,926.23 = 5,282.27/x
  3. Step 3: Cross multiply
    8,645.32x = 11,926.23 × 5,282.27
  4. Step 4: Simplify right side
    8,645.32x = 62,997,532.23
  5. Step 5: Solve for x
    x = 62,997,532.23/8,645.32
  6. Step 6: Final answer
    x = 7,286.90

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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.