Home / 3,435.12-5,171.47-2,346.38

Finding the Fourth Proportional to 3,435.12, 5,171.47 and 2,346.38

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Solution

The fourth proportional to 3,435.12, 5,171.47 and 2,346.38 is: 3,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.12 : 5,171.47 = 2,346.38 : x
  2. Step 2: Convert to fraction form
    3,435.12/5,171.47 = 2,346.38/x
  3. Step 3: Cross multiply
    3,435.12x = 5,171.47 × 2,346.38
  4. Step 4: Simplify right side
    3,435.12x = 12,134,233.78
  5. Step 5: Solve for x
    x = 12,134,233.78/3,435.12
  6. Step 6: Final answer
    x = 3,532.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.