Home / 11,950.29-17,908.47-5,705.19

Finding the Fourth Proportional to 11,950.29, 17,908.47 and 5,705.19

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Solution

The fourth proportional to 11,950.29, 17,908.47 and 5,705.19 is: 8,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,950.29 : 17,908.47 = 5,705.19 : x
  2. Step 2: Convert to fraction form
    11,950.29/17,908.47 = 5,705.19/x
  3. Step 3: Cross multiply
    11,950.29x = 17,908.47 × 5,705.19
  4. Step 4: Simplify right side
    11,950.29x = 102,171,223.96
  5. Step 5: Solve for x
    x = 102,171,223.96/11,950.29
  6. Step 6: Final answer
    x = 8,549.69

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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.