Home / 11,637.36-16,057.80-7,161.84

Finding the Fourth Proportional to 11,637.36, 16,057.80 and 7,161.84

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Solution

The fourth proportional to 11,637.36, 16,057.80 and 7,161.84 is: 9,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.36 : 16,057.80 = 7,161.84 : x
  2. Step 2: Convert to fraction form
    11,637.36/16,057.80 = 7,161.84/x
  3. Step 3: Cross multiply
    11,637.36x = 16,057.80 × 7,161.84
  4. Step 4: Simplify right side
    11,637.36x = 115,003,394.35
  5. Step 5: Solve for x
    x = 115,003,394.35/11,637.36
  6. Step 6: Final answer
    x = 9,882.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.