Home / 7,484.84-11,223.80-2,217.95

Finding the Fourth Proportional to 7,484.84, 11,223.80 and 2,217.95

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Solution

The fourth proportional to 7,484.84, 11,223.80 and 2,217.95 is: 3,325.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.84 : 11,223.80 = 2,217.95 : x
  2. Step 2: Convert to fraction form
    7,484.84/11,223.80 = 2,217.95/x
  3. Step 3: Cross multiply
    7,484.84x = 11,223.80 × 2,217.95
  4. Step 4: Simplify right side
    7,484.84x = 24,893,827.21
  5. Step 5: Solve for x
    x = 24,893,827.21/7,484.84
  6. Step 6: Final answer
    x = 3,325.90

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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.