Home / 3,603.15-5,392.47-2,217.33

Finding the Fourth Proportional to 3,603.15, 5,392.47 and 2,217.33

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Solution

The fourth proportional to 3,603.15, 5,392.47 and 2,217.33 is: 3,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.15 : 5,392.47 = 2,217.33 : x
  2. Step 2: Convert to fraction form
    3,603.15/5,392.47 = 2,217.33/x
  3. Step 3: Cross multiply
    3,603.15x = 5,392.47 × 2,217.33
  4. Step 4: Simplify right side
    3,603.15x = 11,956,885.51
  5. Step 5: Solve for x
    x = 11,956,885.51/3,603.15
  6. Step 6: Final answer
    x = 3,318.45

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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.