Home / 7,880.84-11,823.30-3,497.24

Finding the Fourth Proportional to 7,880.84, 11,823.30 and 3,497.24

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Solution

The fourth proportional to 7,880.84, 11,823.30 and 3,497.24 is: 5,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880.84 : 11,823.30 = 3,497.24 : x
  2. Step 2: Convert to fraction form
    7,880.84/11,823.30 = 3,497.24/x
  3. Step 3: Cross multiply
    7,880.84x = 11,823.30 × 3,497.24
  4. Step 4: Simplify right side
    7,880.84x = 41,348,917.69
  5. Step 5: Solve for x
    x = 41,348,917.69/7,880.84
  6. Step 6: Final answer
    x = 5,246.77

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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.