Home / 5,193.80-7,167.41-2,835.95

Finding the Fourth Proportional to 5,193.80, 7,167.41 and 2,835.95

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Solution

The fourth proportional to 5,193.80, 7,167.41 and 2,835.95 is: 3,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.80 : 7,167.41 = 2,835.95 : x
  2. Step 2: Convert to fraction form
    5,193.80/7,167.41 = 2,835.95/x
  3. Step 3: Cross multiply
    5,193.80x = 7,167.41 × 2,835.95
  4. Step 4: Simplify right side
    5,193.80x = 20,326,366.37
  5. Step 5: Solve for x
    x = 20,326,366.37/5,193.80
  6. Step 6: Final answer
    x = 3,913.59

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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.