Home / 11,577.27-17,365.91-2,812.13

Finding the Fourth Proportional to 11,577.27, 17,365.91 and 2,812.13

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Solution

The fourth proportional to 11,577.27, 17,365.91 and 2,812.13 is: 4,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.27 : 17,365.91 = 2,812.13 : x
  2. Step 2: Convert to fraction form
    11,577.27/17,365.91 = 2,812.13/x
  3. Step 3: Cross multiply
    11,577.27x = 17,365.91 × 2,812.13
  4. Step 4: Simplify right side
    11,577.27x = 48,835,196.49
  5. Step 5: Solve for x
    x = 48,835,196.49/11,577.27
  6. Step 6: Final answer
    x = 4,218.20

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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.