Home / 4,121.67-5,688.24-2,353.80

Finding the Fourth Proportional to 4,121.67, 5,688.24 and 2,353.80

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Solution

The fourth proportional to 4,121.67, 5,688.24 and 2,353.80 is: 3,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.67 : 5,688.24 = 2,353.80 : x
  2. Step 2: Convert to fraction form
    4,121.67/5,688.24 = 2,353.80/x
  3. Step 3: Cross multiply
    4,121.67x = 5,688.24 × 2,353.80
  4. Step 4: Simplify right side
    4,121.67x = 13,388,979.31
  5. Step 5: Solve for x
    x = 13,388,979.31/4,121.67
  6. Step 6: Final answer
    x = 3,248.44

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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.