Home / 11,054.46-15,256.23-8,255.10

Finding the Fourth Proportional to 11,054.46, 15,256.23 and 8,255.10

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Solution

The fourth proportional to 11,054.46, 15,256.23 and 8,255.10 is: 11,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,054.46 : 15,256.23 = 8,255.10 : x
  2. Step 2: Convert to fraction form
    11,054.46/15,256.23 = 8,255.10/x
  3. Step 3: Cross multiply
    11,054.46x = 15,256.23 × 8,255.10
  4. Step 4: Simplify right side
    11,054.46x = 125,941,704.27
  5. Step 5: Solve for x
    x = 125,941,704.27/11,054.46
  6. Step 6: Final answer
    x = 11,392.84

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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.