Home / 11,267.58-15,546.15-6,790.38

Finding the Fourth Proportional to 11,267.58, 15,546.15 and 6,790.38

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Solution

The fourth proportional to 11,267.58, 15,546.15 and 6,790.38 is: 9,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.58 : 15,546.15 = 6,790.38 : x
  2. Step 2: Convert to fraction form
    11,267.58/15,546.15 = 6,790.38/x
  3. Step 3: Cross multiply
    11,267.58x = 15,546.15 × 6,790.38
  4. Step 4: Simplify right side
    11,267.58x = 105,564,266.04
  5. Step 5: Solve for x
    x = 105,564,266.04/11,267.58
  6. Step 6: Final answer
    x = 9,368.85

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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.