Home / 5,339.45-7,368.41-3,101.42

Finding the Fourth Proportional to 5,339.45, 7,368.41 and 3,101.42

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Solution

The fourth proportional to 5,339.45, 7,368.41 and 3,101.42 is: 4,279.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.45 : 7,368.41 = 3,101.42 : x
  2. Step 2: Convert to fraction form
    5,339.45/7,368.41 = 3,101.42/x
  3. Step 3: Cross multiply
    5,339.45x = 7,368.41 × 3,101.42
  4. Step 4: Simplify right side
    5,339.45x = 22,852,481.79
  5. Step 5: Solve for x
    x = 22,852,481.79/5,339.45
  6. Step 6: Final answer
    x = 4,279.94

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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.