Home / 3,740.40-5,162.22-2,746.02

Finding the Fourth Proportional to 3,740.40, 5,162.22 and 2,746.02

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Solution

The fourth proportional to 3,740.40, 5,162.22 and 2,746.02 is: 3,789.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.40 : 5,162.22 = 2,746.02 : x
  2. Step 2: Convert to fraction form
    3,740.40/5,162.22 = 2,746.02/x
  3. Step 3: Cross multiply
    3,740.40x = 5,162.22 × 2,746.02
  4. Step 4: Simplify right side
    3,740.40x = 14,175,559.36
  5. Step 5: Solve for x
    x = 14,175,559.36/3,740.40
  6. Step 6: Final answer
    x = 3,789.85

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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.