Home / 3,932.10-5,424.48-2,357.46

Finding the Fourth Proportional to 3,932.10, 5,424.48 and 2,357.46

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Solution

The fourth proportional to 3,932.10, 5,424.48 and 2,357.46 is: 3,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.10 : 5,424.48 = 2,357.46 : x
  2. Step 2: Convert to fraction form
    3,932.10/5,424.48 = 2,357.46/x
  3. Step 3: Cross multiply
    3,932.10x = 5,424.48 × 2,357.46
  4. Step 4: Simplify right side
    3,932.10x = 12,787,994.62
  5. Step 5: Solve for x
    x = 12,787,994.62/3,932.10
  6. Step 6: Final answer
    x = 3,252.20

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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.