Home / 3,536-4,877.04-2,979.52

Finding the Fourth Proportional to 3,536, 4,877.04 and 2,979.52

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Solution

The fourth proportional to 3,536, 4,877.04 and 2,979.52 is: 4,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536 : 4,877.04 = 2,979.52 : x
  2. Step 2: Convert to fraction form
    3,536/4,877.04 = 2,979.52/x
  3. Step 3: Cross multiply
    3,536x = 4,877.04 × 2,979.52
  4. Step 4: Simplify right side
    3,536x = 14,531,238.22
  5. Step 5: Solve for x
    x = 14,531,238.22/3,536
  6. Step 6: Final answer
    x = 4,109.51

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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.