Home / 11,923.48-17,885.36-3,603.57

Finding the Fourth Proportional to 11,923.48, 17,885.36 and 3,603.57

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Solution

The fourth proportional to 11,923.48, 17,885.36 and 3,603.57 is: 5,405.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.48 : 17,885.36 = 3,603.57 : x
  2. Step 2: Convert to fraction form
    11,923.48/17,885.36 = 3,603.57/x
  3. Step 3: Cross multiply
    11,923.48x = 17,885.36 × 3,603.57
  4. Step 4: Simplify right side
    11,923.48x = 64,451,088.67
  5. Step 5: Solve for x
    x = 64,451,088.67/11,923.48
  6. Step 6: Final answer
    x = 5,405.39

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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.