Home / 3,538.53-4,881.33-2,102.06

Finding the Fourth Proportional to 3,538.53, 4,881.33 and 2,102.06

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Solution

The fourth proportional to 3,538.53, 4,881.33 and 2,102.06 is: 2,899.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.53 : 4,881.33 = 2,102.06 : x
  2. Step 2: Convert to fraction form
    3,538.53/4,881.33 = 2,102.06/x
  3. Step 3: Cross multiply
    3,538.53x = 4,881.33 × 2,102.06
  4. Step 4: Simplify right side
    3,538.53x = 10,260,824.13
  5. Step 5: Solve for x
    x = 10,260,824.13/3,538.53
  6. Step 6: Final answer
    x = 2,899.74

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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.