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Finding the Fourth Proportional to 11,064, 16,601.10 and 5,137.08

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Solution

The fourth proportional to 11,064, 16,601.10 and 5,137.08 is: 7,707.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,064 : 16,601.10 = 5,137.08 : x
  2. Step 2: Convert to fraction form
    11,064/16,601.10 = 5,137.08/x
  3. Step 3: Cross multiply
    11,064x = 16,601.10 × 5,137.08
  4. Step 4: Simplify right side
    11,064x = 85,281,178.79
  5. Step 5: Solve for x
    x = 85,281,178.79/11,064
  6. Step 6: Final answer
    x = 7,707.99

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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.