Home / 3,716.01-5,128.65-2,372.19

Finding the Fourth Proportional to 3,716.01, 5,128.65 and 2,372.19

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Solution

The fourth proportional to 3,716.01, 5,128.65 and 2,372.19 is: 3,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.01 : 5,128.65 = 2,372.19 : x
  2. Step 2: Convert to fraction form
    3,716.01/5,128.65 = 2,372.19/x
  3. Step 3: Cross multiply
    3,716.01x = 5,128.65 × 2,372.19
  4. Step 4: Simplify right side
    3,716.01x = 12,166,132.24
  5. Step 5: Solve for x
    x = 12,166,132.24/3,716.01
  6. Step 6: Final answer
    x = 3,273.98

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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.