Home / 3,740.79-5,161.37-2,248.41

Finding the Fourth Proportional to 3,740.79, 5,161.37 and 2,248.41

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Solution

The fourth proportional to 3,740.79, 5,161.37 and 2,248.41 is: 3,102.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.79 : 5,161.37 = 2,248.41 : x
  2. Step 2: Convert to fraction form
    3,740.79/5,161.37 = 2,248.41/x
  3. Step 3: Cross multiply
    3,740.79x = 5,161.37 × 2,248.41
  4. Step 4: Simplify right side
    3,740.79x = 11,604,864.68
  5. Step 5: Solve for x
    x = 11,604,864.68/3,740.79
  6. Step 6: Final answer
    x = 3,102.25

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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.