Home / 8,043.30-11,104.95-6,554.78

Finding the Fourth Proportional to 8,043.30, 11,104.95 and 6,554.78

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Solution

The fourth proportional to 8,043.30, 11,104.95 and 6,554.78 is: 9,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.30 : 11,104.95 = 6,554.78 : x
  2. Step 2: Convert to fraction form
    8,043.30/11,104.95 = 6,554.78/x
  3. Step 3: Cross multiply
    8,043.30x = 11,104.95 × 6,554.78
  4. Step 4: Simplify right side
    8,043.30x = 72,790,448.64
  5. Step 5: Solve for x
    x = 72,790,448.64/8,043.30
  6. Step 6: Final answer
    x = 9,049.82

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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.