Home / 9,015.09-13,504.27-7,355.13

Finding the Fourth Proportional to 9,015.09, 13,504.27 and 7,355.13

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Solution

The fourth proportional to 9,015.09, 13,504.27 and 7,355.13 is: 11,017.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.09 : 13,504.27 = 7,355.13 : x
  2. Step 2: Convert to fraction form
    9,015.09/13,504.27 = 7,355.13/x
  3. Step 3: Cross multiply
    9,015.09x = 13,504.27 × 7,355.13
  4. Step 4: Simplify right side
    9,015.09x = 99,325,575.50
  5. Step 5: Solve for x
    x = 99,325,575.50/9,015.09
  6. Step 6: Final answer
    x = 11,017.71

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Double scale
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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.