Home / 8,118.76-11,203.84-4,533.52

Finding the Fourth Proportional to 8,118.76, 11,203.84 and 4,533.52

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Solution

The fourth proportional to 8,118.76, 11,203.84 and 4,533.52 is: 6,256.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.76 : 11,203.84 = 4,533.52 : x
  2. Step 2: Convert to fraction form
    8,118.76/11,203.84 = 4,533.52/x
  3. Step 3: Cross multiply
    8,118.76x = 11,203.84 × 4,533.52
  4. Step 4: Simplify right side
    8,118.76x = 50,792,832.72
  5. Step 5: Solve for x
    x = 50,792,832.72/8,118.76
  6. Step 6: Final answer
    x = 6,256.23

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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.