Home / 3,725.47-5,140.89-2,232.64

Finding the Fourth Proportional to 3,725.47, 5,140.89 and 2,232.64

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Solution

The fourth proportional to 3,725.47, 5,140.89 and 2,232.64 is: 3,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.47 : 5,140.89 = 2,232.64 : x
  2. Step 2: Convert to fraction form
    3,725.47/5,140.89 = 2,232.64/x
  3. Step 3: Cross multiply
    3,725.47x = 5,140.89 × 2,232.64
  4. Step 4: Simplify right side
    3,725.47x = 11,477,743.80
  5. Step 5: Solve for x
    x = 11,477,743.80/3,725.47
  6. Step 6: Final answer
    x = 3,080.89

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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.