Home / 3,725.16-5,140.23-2,232.78

Finding the Fourth Proportional to 3,725.16, 5,140.23 and 2,232.78

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Solution

The fourth proportional to 3,725.16, 5,140.23 and 2,232.78 is: 3,080.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.16 : 5,140.23 = 2,232.78 : x
  2. Step 2: Convert to fraction form
    3,725.16/5,140.23 = 2,232.78/x
  3. Step 3: Cross multiply
    3,725.16x = 5,140.23 × 2,232.78
  4. Step 4: Simplify right side
    3,725.16x = 11,477,002.74
  5. Step 5: Solve for x
    x = 11,477,002.74/3,725.16
  6. Step 6: Final answer
    x = 3,080.94

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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.