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Finding the Fourth Proportional to 10,580.91, 14,601.51 and 5,865.09

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Solution

The fourth proportional to 10,580.91, 14,601.51 and 5,865.09 is: 8,093.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.91 : 14,601.51 = 5,865.09 : x
  2. Step 2: Convert to fraction form
    10,580.91/14,601.51 = 5,865.09/x
  3. Step 3: Cross multiply
    10,580.91x = 14,601.51 × 5,865.09
  4. Step 4: Simplify right side
    10,580.91x = 85,639,170.29
  5. Step 5: Solve for x
    x = 85,639,170.29/10,580.91
  6. Step 6: Final answer
    x = 8,093.74

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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.