Home / 3,725.06-5,140.40-2,232.69

Finding the Fourth Proportional to 3,725.06, 5,140.40 and 2,232.69

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Solution

The fourth proportional to 3,725.06, 5,140.40 and 2,232.69 is: 3,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.06 : 5,140.40 = 2,232.69 : x
  2. Step 2: Convert to fraction form
    3,725.06/5,140.40 = 2,232.69/x
  3. Step 3: Cross multiply
    3,725.06x = 5,140.40 × 2,232.69
  4. Step 4: Simplify right side
    3,725.06x = 11,476,925.26
  5. Step 5: Solve for x
    x = 11,476,925.26/3,725.06
  6. Step 6: Final answer
    x = 3,081.00

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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.