Home / 9,071.94-13,612.11-4,143.09

Finding the Fourth Proportional to 9,071.94, 13,612.11 and 4,143.09

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Solution

The fourth proportional to 9,071.94, 13,612.11 and 4,143.09 is: 6,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071.94 : 13,612.11 = 4,143.09 : x
  2. Step 2: Convert to fraction form
    9,071.94/13,612.11 = 4,143.09/x
  3. Step 3: Cross multiply
    9,071.94x = 13,612.11 × 4,143.09
  4. Step 4: Simplify right side
    9,071.94x = 56,396,196.82
  5. Step 5: Solve for x
    x = 56,396,196.82/9,071.94
  6. Step 6: Final answer
    x = 6,216.55

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.