Home / 9,165.34-13,749.73-4,168.08

Finding the Fourth Proportional to 9,165.34, 13,749.73 and 4,168.08

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Solution

The fourth proportional to 9,165.34, 13,749.73 and 4,168.08 is: 6,252.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.34 : 13,749.73 = 4,168.08 : x
  2. Step 2: Convert to fraction form
    9,165.34/13,749.73 = 4,168.08/x
  3. Step 3: Cross multiply
    9,165.34x = 13,749.73 × 4,168.08
  4. Step 4: Simplify right side
    9,165.34x = 57,309,974.62
  5. Step 5: Solve for x
    x = 57,309,974.62/9,165.34
  6. Step 6: Final answer
    x = 6,252.90

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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.