Home / 3,615.22-4,988.73-2,043.46

Finding the Fourth Proportional to 3,615.22, 4,988.73 and 2,043.46

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Solution

The fourth proportional to 3,615.22, 4,988.73 and 2,043.46 is: 2,819.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.22 : 4,988.73 = 2,043.46 : x
  2. Step 2: Convert to fraction form
    3,615.22/4,988.73 = 2,043.46/x
  3. Step 3: Cross multiply
    3,615.22x = 4,988.73 × 2,043.46
  4. Step 4: Simplify right side
    3,615.22x = 10,194,270.21
  5. Step 5: Solve for x
    x = 10,194,270.21/3,615.22
  6. Step 6: Final answer
    x = 2,819.82

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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.