Home / 9,436.13-13,021.86-5,244.38

Finding the Fourth Proportional to 9,436.13, 13,021.86 and 5,244.38

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Solution

The fourth proportional to 9,436.13, 13,021.86 and 5,244.38 is: 7,237.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.13 : 13,021.86 = 5,244.38 : x
  2. Step 2: Convert to fraction form
    9,436.13/13,021.86 = 5,244.38/x
  3. Step 3: Cross multiply
    9,436.13x = 13,021.86 × 5,244.38
  4. Step 4: Simplify right side
    9,436.13x = 68,291,517.04
  5. Step 5: Solve for x
    x = 68,291,517.04/9,436.13
  6. Step 6: Final answer
    x = 7,237.24

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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.