Home / 3,564.88-4,920.56-2,239.04

Finding the Fourth Proportional to 3,564.88, 4,920.56 and 2,239.04

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Solution

The fourth proportional to 3,564.88, 4,920.56 and 2,239.04 is: 3,090.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.88 : 4,920.56 = 2,239.04 : x
  2. Step 2: Convert to fraction form
    3,564.88/4,920.56 = 2,239.04/x
  3. Step 3: Cross multiply
    3,564.88x = 4,920.56 × 2,239.04
  4. Step 4: Simplify right side
    3,564.88x = 11,017,330.66
  5. Step 5: Solve for x
    x = 11,017,330.66/3,564.88
  6. Step 6: Final answer
    x = 3,090.52

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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.