Home / 5,194.88-7,168.65-3,205.58

Finding the Fourth Proportional to 5,194.88, 7,168.65 and 3,205.58

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Solution

The fourth proportional to 5,194.88, 7,168.65 and 3,205.58 is: 4,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.88 : 7,168.65 = 3,205.58 : x
  2. Step 2: Convert to fraction form
    5,194.88/7,168.65 = 3,205.58/x
  3. Step 3: Cross multiply
    5,194.88x = 7,168.65 × 3,205.58
  4. Step 4: Simplify right side
    5,194.88x = 22,979,681.07
  5. Step 5: Solve for x
    x = 22,979,681.07/5,194.88
  6. Step 6: Final answer
    x = 4,423.52

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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.