Home / 10,952.51-16,431.12-3,556.40

Finding the Fourth Proportional to 10,952.51, 16,431.12 and 3,556.40

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Solution

The fourth proportional to 10,952.51, 16,431.12 and 3,556.40 is: 5,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,952.51 : 16,431.12 = 3,556.40 : x
  2. Step 2: Convert to fraction form
    10,952.51/16,431.12 = 3,556.40/x
  3. Step 3: Cross multiply
    10,952.51x = 16,431.12 × 3,556.40
  4. Step 4: Simplify right side
    10,952.51x = 58,435,553.01
  5. Step 5: Solve for x
    x = 58,435,553.01/10,952.51
  6. Step 6: Final answer
    x = 5,335.36

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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.