Home / 5,339.73-7,368.39-3,100.89

Finding the Fourth Proportional to 5,339.73, 7,368.39 and 3,100.89

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Solution

The fourth proportional to 5,339.73, 7,368.39 and 3,100.89 is: 4,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.73 : 7,368.39 = 3,100.89 : x
  2. Step 2: Convert to fraction form
    5,339.73/7,368.39 = 3,100.89/x
  3. Step 3: Cross multiply
    5,339.73x = 7,368.39 × 3,100.89
  4. Step 4: Simplify right side
    5,339.73x = 22,848,566.87
  5. Step 5: Solve for x
    x = 22,848,566.87/5,339.73
  6. Step 6: Final answer
    x = 4,278.97

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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.