Home / 11,347.16-17,016.48-5,106.92

Finding the Fourth Proportional to 11,347.16, 17,016.48 and 5,106.92

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Solution

The fourth proportional to 11,347.16, 17,016.48 and 5,106.92 is: 7,658.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.16 : 17,016.48 = 5,106.92 : x
  2. Step 2: Convert to fraction form
    11,347.16/17,016.48 = 5,106.92/x
  3. Step 3: Cross multiply
    11,347.16x = 17,016.48 × 5,106.92
  4. Step 4: Simplify right side
    11,347.16x = 86,901,716.96
  5. Step 5: Solve for x
    x = 86,901,716.96/11,347.16
  6. Step 6: Final answer
    x = 7,658.46

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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.