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Finding the Fourth Proportional to 10,635.11, 14,676.93 and 5,919.38

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Solution

The fourth proportional to 10,635.11, 14,676.93 and 5,919.38 is: 8,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,635.11 : 14,676.93 = 5,919.38 : x
  2. Step 2: Convert to fraction form
    10,635.11/14,676.93 = 5,919.38/x
  3. Step 3: Cross multiply
    10,635.11x = 14,676.93 × 5,919.38
  4. Step 4: Simplify right side
    10,635.11x = 86,878,252.52
  5. Step 5: Solve for x
    x = 86,878,252.52/10,635.11
  6. Step 6: Final answer
    x = 8,169.01

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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.