Home / 4,007.97-5,530.90-2,239.59

Finding the Fourth Proportional to 4,007.97, 5,530.90 and 2,239.59

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Solution

The fourth proportional to 4,007.97, 5,530.90 and 2,239.59 is: 3,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007.97 : 5,530.90 = 2,239.59 : x
  2. Step 2: Convert to fraction form
    4,007.97/5,530.90 = 2,239.59/x
  3. Step 3: Cross multiply
    4,007.97x = 5,530.90 × 2,239.59
  4. Step 4: Simplify right side
    4,007.97x = 12,386,909.48
  5. Step 5: Solve for x
    x = 12,386,909.48/4,007.97
  6. Step 6: Final answer
    x = 3,090.57

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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.