Home / 10,749.11-16,099.05-9,666.54

Finding the Fourth Proportional to 10,749.11, 16,099.05 and 9,666.54

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Solution

The fourth proportional to 10,749.11, 16,099.05 and 9,666.54 is: 14,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.11 : 16,099.05 = 9,666.54 : x
  2. Step 2: Convert to fraction form
    10,749.11/16,099.05 = 9,666.54/x
  3. Step 3: Cross multiply
    10,749.11x = 16,099.05 × 9,666.54
  4. Step 4: Simplify right side
    10,749.11x = 155,622,147.04
  5. Step 5: Solve for x
    x = 155,622,147.04/10,749.11
  6. Step 6: Final answer
    x = 14,477.68

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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.