Home / 4,007.62-5,530.02-2,239.56

Finding the Fourth Proportional to 4,007.62, 5,530.02 and 2,239.56

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Solution

The fourth proportional to 4,007.62, 5,530.02 and 2,239.56 is: 3,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.62 : 5,530.02 = 2,239.56 : x
  2. Step 2: Convert to fraction form
    4,007.62/5,530.02 = 2,239.56/x
  3. Step 3: Cross multiply
    4,007.62x = 5,530.02 × 2,239.56
  4. Step 4: Simplify right side
    4,007.62x = 12,384,811.59
  5. Step 5: Solve for x
    x = 12,384,811.59/4,007.62
  6. Step 6: Final answer
    x = 3,090.32

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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.