Home / 11,027.97-15,217.61-6,312.69

Finding the Fourth Proportional to 11,027.97, 15,217.61 and 6,312.69

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Solution

The fourth proportional to 11,027.97, 15,217.61 and 6,312.69 is: 8,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.97 : 15,217.61 = 6,312.69 : x
  2. Step 2: Convert to fraction form
    11,027.97/15,217.61 = 6,312.69/x
  3. Step 3: Cross multiply
    11,027.97x = 15,217.61 × 6,312.69
  4. Step 4: Simplify right side
    11,027.97x = 96,064,022.91
  5. Step 5: Solve for x
    x = 96,064,022.91/11,027.97
  6. Step 6: Final answer
    x = 8,710.94

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Double scale
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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.