Home / 9,081.36-13,622.04-5,003.28

Finding the Fourth Proportional to 9,081.36, 13,622.04 and 5,003.28

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Solution

The fourth proportional to 9,081.36, 13,622.04 and 5,003.28 is: 7,504.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.36 : 13,622.04 = 5,003.28 : x
  2. Step 2: Convert to fraction form
    9,081.36/13,622.04 = 5,003.28/x
  3. Step 3: Cross multiply
    9,081.36x = 13,622.04 × 5,003.28
  4. Step 4: Simplify right side
    9,081.36x = 68,154,880.29
  5. Step 5: Solve for x
    x = 68,154,880.29/9,081.36
  6. Step 6: Final answer
    x = 7,504.92

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.