Home / 5,455.68-7,533.28-4,447.55

Finding the Fourth Proportional to 5,455.68, 7,533.28 and 4,447.55

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Solution

The fourth proportional to 5,455.68, 7,533.28 and 4,447.55 is: 6,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.68 : 7,533.28 = 4,447.55 : x
  2. Step 2: Convert to fraction form
    5,455.68/7,533.28 = 4,447.55/x
  3. Step 3: Cross multiply
    5,455.68x = 7,533.28 × 4,447.55
  4. Step 4: Simplify right side
    5,455.68x = 33,504,601.80
  5. Step 5: Solve for x
    x = 33,504,601.80/5,455.68
  6. Step 6: Final answer
    x = 6,141.23

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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.