Home / 8,011.12-11,055.56-4,474.56

Finding the Fourth Proportional to 8,011.12, 11,055.56 and 4,474.56

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Solution

The fourth proportional to 8,011.12, 11,055.56 and 4,474.56 is: 6,175.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.12 : 11,055.56 = 4,474.56 : x
  2. Step 2: Convert to fraction form
    8,011.12/11,055.56 = 4,474.56/x
  3. Step 3: Cross multiply
    8,011.12x = 11,055.56 × 4,474.56
  4. Step 4: Simplify right side
    8,011.12x = 49,468,766.55
  5. Step 5: Solve for x
    x = 49,468,766.55/8,011.12
  6. Step 6: Final answer
    x = 6,175.01

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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.