Home / 11,294.94-15,585.84-6,579.12

Finding the Fourth Proportional to 11,294.94, 15,585.84 and 6,579.12

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Solution

The fourth proportional to 11,294.94, 15,585.84 and 6,579.12 is: 9,078.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.94 : 15,585.84 = 6,579.12 : x
  2. Step 2: Convert to fraction form
    11,294.94/15,585.84 = 6,579.12/x
  3. Step 3: Cross multiply
    11,294.94x = 15,585.84 × 6,579.12
  4. Step 4: Simplify right side
    11,294.94x = 102,541,111.66
  5. Step 5: Solve for x
    x = 102,541,111.66/11,294.94
  6. Step 6: Final answer
    x = 9,078.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.