Home / 11,425.26-15,776.19-8,444.46

Finding the Fourth Proportional to 11,425.26, 15,776.19 and 8,444.46

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Solution

The fourth proportional to 11,425.26, 15,776.19 and 8,444.46 is: 11,660.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.26 : 15,776.19 = 8,444.46 : x
  2. Step 2: Convert to fraction form
    11,425.26/15,776.19 = 8,444.46/x
  3. Step 3: Cross multiply
    11,425.26x = 15,776.19 × 8,444.46
  4. Step 4: Simplify right side
    11,425.26x = 133,221,405.41
  5. Step 5: Solve for x
    x = 133,221,405.41/11,425.26
  6. Step 6: Final answer
    x = 11,660.25

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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.