Home / 9,050.21-13,578.98-4,122.17

Finding the Fourth Proportional to 9,050.21, 13,578.98 and 4,122.17

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Solution

The fourth proportional to 9,050.21, 13,578.98 and 4,122.17 is: 6,184.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.21 : 13,578.98 = 4,122.17 : x
  2. Step 2: Convert to fraction form
    9,050.21/13,578.98 = 4,122.17/x
  3. Step 3: Cross multiply
    9,050.21x = 13,578.98 × 4,122.17
  4. Step 4: Simplify right side
    9,050.21x = 55,974,775.48
  5. Step 5: Solve for x
    x = 55,974,775.48/9,050.21
  6. Step 6: Final answer
    x = 6,184.92

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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.