Home / 9,066.87-13,603.05-7,499.75

Finding the Fourth Proportional to 9,066.87, 13,603.05 and 7,499.75

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Solution

The fourth proportional to 9,066.87, 13,603.05 and 7,499.75 is: 11,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.87 : 13,603.05 = 7,499.75 : x
  2. Step 2: Convert to fraction form
    9,066.87/13,603.05 = 7,499.75/x
  3. Step 3: Cross multiply
    9,066.87x = 13,603.05 × 7,499.75
  4. Step 4: Simplify right side
    9,066.87x = 102,019,406.22
  5. Step 5: Solve for x
    x = 102,019,406.22/9,066.87
  6. Step 6: Final answer
    x = 11,251.89

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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.