Home / 2,575.60-3,864.78-2,436.22

Finding the Fourth Proportional to 2,575.60, 3,864.78 and 2,436.22

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Solution

The fourth proportional to 2,575.60, 3,864.78 and 2,436.22 is: 3,655.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.60 : 3,864.78 = 2,436.22 : x
  2. Step 2: Convert to fraction form
    2,575.60/3,864.78 = 2,436.22/x
  3. Step 3: Cross multiply
    2,575.60x = 3,864.78 × 2,436.22
  4. Step 4: Simplify right side
    2,575.60x = 9,415,454.33
  5. Step 5: Solve for x
    x = 9,415,454.33/2,575.60
  6. Step 6: Final answer
    x = 3,655.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.