Home / 3,746.05-5,171.43-2,330.20

Finding the Fourth Proportional to 3,746.05, 5,171.43 and 2,330.20

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Solution

The fourth proportional to 3,746.05, 5,171.43 and 2,330.20 is: 3,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.05 : 5,171.43 = 2,330.20 : x
  2. Step 2: Convert to fraction form
    3,746.05/5,171.43 = 2,330.20/x
  3. Step 3: Cross multiply
    3,746.05x = 5,171.43 × 2,330.20
  4. Step 4: Simplify right side
    3,746.05x = 12,050,428.68
  5. Step 5: Solve for x
    x = 12,050,428.68/3,746.05
  6. Step 6: Final answer
    x = 3,216.84

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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.