Home / 3,657.58-5,044.01-2,399.72

Finding the Fourth Proportional to 3,657.58, 5,044.01 and 2,399.72

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Solution

The fourth proportional to 3,657.58, 5,044.01 and 2,399.72 is: 3,309.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.58 : 5,044.01 = 2,399.72 : x
  2. Step 2: Convert to fraction form
    3,657.58/5,044.01 = 2,399.72/x
  3. Step 3: Cross multiply
    3,657.58x = 5,044.01 × 2,399.72
  4. Step 4: Simplify right side
    3,657.58x = 12,104,174.46
  5. Step 5: Solve for x
    x = 12,104,174.46/3,657.58
  6. Step 6: Final answer
    x = 3,309.34

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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.