Home / 8,306.22-11,464.56-5,329.11

Finding the Fourth Proportional to 8,306.22, 11,464.56 and 5,329.11

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Solution

The fourth proportional to 8,306.22, 11,464.56 and 5,329.11 is: 7,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.22 : 11,464.56 = 5,329.11 : x
  2. Step 2: Convert to fraction form
    8,306.22/11,464.56 = 5,329.11/x
  3. Step 3: Cross multiply
    8,306.22x = 11,464.56 × 5,329.11
  4. Step 4: Simplify right side
    8,306.22x = 61,095,901.34
  5. Step 5: Solve for x
    x = 61,095,901.34/8,306.22
  6. Step 6: Final answer
    x = 7,355.44

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Half scale
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Double scale
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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.