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Finding the Fourth Proportional to 10,607.58, 14,638.92 and 5,891.87

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Solution

The fourth proportional to 10,607.58, 14,638.92 and 5,891.87 is: 8,131.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.58 : 14,638.92 = 5,891.87 : x
  2. Step 2: Convert to fraction form
    10,607.58/14,638.92 = 5,891.87/x
  3. Step 3: Cross multiply
    10,607.58x = 14,638.92 × 5,891.87
  4. Step 4: Simplify right side
    10,607.58x = 86,250,540.39
  5. Step 5: Solve for x
    x = 86,250,540.39/10,607.58
  6. Step 6: Final answer
    x = 8,131.03

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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.