Home / 8,255.36-11,392.08-4,529.44

Finding the Fourth Proportional to 8,255.36, 11,392.08 and 4,529.44

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Solution

The fourth proportional to 8,255.36, 11,392.08 and 4,529.44 is: 6,250.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255.36 : 11,392.08 = 4,529.44 : x
  2. Step 2: Convert to fraction form
    8,255.36/11,392.08 = 4,529.44/x
  3. Step 3: Cross multiply
    8,255.36x = 11,392.08 × 4,529.44
  4. Step 4: Simplify right side
    8,255.36x = 51,599,742.84
  5. Step 5: Solve for x
    x = 51,599,742.84/8,255.36
  6. Step 6: Final answer
    x = 6,250.45

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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.