Home / 3,615.68-4,989.88-2,044.06

Finding the Fourth Proportional to 3,615.68, 4,989.88 and 2,044.06

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Solution

The fourth proportional to 3,615.68, 4,989.88 and 2,044.06 is: 2,820.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.68 : 4,989.88 = 2,044.06 : x
  2. Step 2: Convert to fraction form
    3,615.68/4,989.88 = 2,044.06/x
  3. Step 3: Cross multiply
    3,615.68x = 4,989.88 × 2,044.06
  4. Step 4: Simplify right side
    3,615.68x = 10,199,614.11
  5. Step 5: Solve for x
    x = 10,199,614.11/3,615.68
  6. Step 6: Final answer
    x = 2,820.94

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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.