Home / 11,673.80-17,513.58-4,282.28

Finding the Fourth Proportional to 11,673.80, 17,513.58 and 4,282.28

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Solution

The fourth proportional to 11,673.80, 17,513.58 and 4,282.28 is: 6,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,673.80 : 17,513.58 = 4,282.28 : x
  2. Step 2: Convert to fraction form
    11,673.80/17,513.58 = 4,282.28/x
  3. Step 3: Cross multiply
    11,673.80x = 17,513.58 × 4,282.28
  4. Step 4: Simplify right side
    11,673.80x = 74,998,053.36
  5. Step 5: Solve for x
    x = 74,998,053.36/11,673.80
  6. Step 6: Final answer
    x = 6,424.48

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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.