Home / 11,486.13-17,229.24-3,165.99

Finding the Fourth Proportional to 11,486.13, 17,229.24 and 3,165.99

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Solution

The fourth proportional to 11,486.13, 17,229.24 and 3,165.99 is: 4,749.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486.13 : 17,229.24 = 3,165.99 : x
  2. Step 2: Convert to fraction form
    11,486.13/17,229.24 = 3,165.99/x
  3. Step 3: Cross multiply
    11,486.13x = 17,229.24 × 3,165.99
  4. Step 4: Simplify right side
    11,486.13x = 54,547,601.55
  5. Step 5: Solve for x
    x = 54,547,601.55/11,486.13
  6. Step 6: Final answer
    x = 4,749.00

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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.