Home / 7,603.68-11,355.60-6,481.14

Finding the Fourth Proportional to 7,603.68, 11,355.60 and 6,481.14

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Solution

The fourth proportional to 7,603.68, 11,355.60 and 6,481.14 is: 9,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.68 : 11,355.60 = 6,481.14 : x
  2. Step 2: Convert to fraction form
    7,603.68/11,355.60 = 6,481.14/x
  3. Step 3: Cross multiply
    7,603.68x = 11,355.60 × 6,481.14
  4. Step 4: Simplify right side
    7,603.68x = 73,597,233.38
  5. Step 5: Solve for x
    x = 73,597,233.38/7,603.68
  6. Step 6: Final answer
    x = 9,679.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.