Home / 2,425.86-3,352.28-2,066.89

Finding the Fourth Proportional to 2,425.86, 3,352.28 and 2,066.89

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Solution

The fourth proportional to 2,425.86, 3,352.28 and 2,066.89 is: 2,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.86 : 3,352.28 = 2,066.89 : x
  2. Step 2: Convert to fraction form
    2,425.86/3,352.28 = 2,066.89/x
  3. Step 3: Cross multiply
    2,425.86x = 3,352.28 × 2,066.89
  4. Step 4: Simplify right side
    2,425.86x = 6,928,794.01
  5. Step 5: Solve for x
    x = 6,928,794.01/2,425.86
  6. Step 6: Final answer
    x = 2,856.22

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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.