Home / 11,698.26-16,146.45-7,726.02

Finding the Fourth Proportional to 11,698.26, 16,146.45 and 7,726.02

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Solution

The fourth proportional to 11,698.26, 16,146.45 and 7,726.02 is: 10,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.26 : 16,146.45 = 7,726.02 : x
  2. Step 2: Convert to fraction form
    11,698.26/16,146.45 = 7,726.02/x
  3. Step 3: Cross multiply
    11,698.26x = 16,146.45 × 7,726.02
  4. Step 4: Simplify right side
    11,698.26x = 124,747,795.63
  5. Step 5: Solve for x
    x = 124,747,795.63/11,698.26
  6. Step 6: Final answer
    x = 10,663.79

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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.