Home / 11,951.58-16,491.24-6,646.26

Finding the Fourth Proportional to 11,951.58, 16,491.24 and 6,646.26

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Solution

The fourth proportional to 11,951.58, 16,491.24 and 6,646.26 is: 9,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,951.58 : 16,491.24 = 6,646.26 : x
  2. Step 2: Convert to fraction form
    11,951.58/16,491.24 = 6,646.26/x
  3. Step 3: Cross multiply
    11,951.58x = 16,491.24 × 6,646.26
  4. Step 4: Simplify right side
    11,951.58x = 109,605,068.76
  5. Step 5: Solve for x
    x = 109,605,068.76/11,951.58
  6. Step 6: Final answer
    x = 9,170.76

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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.