Home / 9,213.03-12,716.04-5,855.19

Finding the Fourth Proportional to 9,213.03, 12,716.04 and 5,855.19

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Solution

The fourth proportional to 9,213.03, 12,716.04 and 5,855.19 is: 8,081.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.03 : 12,716.04 = 5,855.19 : x
  2. Step 2: Convert to fraction form
    9,213.03/12,716.04 = 5,855.19/x
  3. Step 3: Cross multiply
    9,213.03x = 12,716.04 × 5,855.19
  4. Step 4: Simplify right side
    9,213.03x = 74,454,830.25
  5. Step 5: Solve for x
    x = 74,454,830.25/9,213.03
  6. Step 6: Final answer
    x = 8,081.47

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Half scale
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Double scale
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Similar ratio
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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.