Home / 3,615.06-4,988.88-2,043.22

Finding the Fourth Proportional to 3,615.06, 4,988.88 and 2,043.22

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Solution

The fourth proportional to 3,615.06, 4,988.88 and 2,043.22 is: 2,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.06 : 4,988.88 = 2,043.22 : x
  2. Step 2: Convert to fraction form
    3,615.06/4,988.88 = 2,043.22/x
  3. Step 3: Cross multiply
    3,615.06x = 4,988.88 × 2,043.22
  4. Step 4: Simplify right side
    3,615.06x = 10,193,379.39
  5. Step 5: Solve for x
    x = 10,193,379.39/3,615.06
  6. Step 6: Final answer
    x = 2,819.70

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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.