Home / 11,165.83-16,749.10-5,616.14

Finding the Fourth Proportional to 11,165.83, 16,749.10 and 5,616.14

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Solution

The fourth proportional to 11,165.83, 16,749.10 and 5,616.14 is: 8,424.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.83 : 16,749.10 = 5,616.14 : x
  2. Step 2: Convert to fraction form
    11,165.83/16,749.10 = 5,616.14/x
  3. Step 3: Cross multiply
    11,165.83x = 16,749.10 × 5,616.14
  4. Step 4: Simplify right side
    11,165.83x = 94,065,262.39
  5. Step 5: Solve for x
    x = 94,065,262.39/11,165.83
  6. Step 6: Final answer
    x = 8,424.39

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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.