Home / 5,321.71-7,346.23-3,331.85

Finding the Fourth Proportional to 5,321.71, 7,346.23 and 3,331.85

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Solution

The fourth proportional to 5,321.71, 7,346.23 and 3,331.85 is: 4,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,321.71 : 7,346.23 = 3,331.85 : x
  2. Step 2: Convert to fraction form
    5,321.71/7,346.23 = 3,331.85/x
  3. Step 3: Cross multiply
    5,321.71x = 7,346.23 × 3,331.85
  4. Step 4: Simplify right side
    5,321.71x = 24,476,491.36
  5. Step 5: Solve for x
    x = 24,476,491.36/5,321.71
  6. Step 6: Final answer
    x = 4,599.36

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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.