Home / 3,568.48-4,925.52-2,171.68

Finding the Fourth Proportional to 3,568.48, 4,925.52 and 2,171.68

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Solution

The fourth proportional to 3,568.48, 4,925.52 and 2,171.68 is: 2,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.48 : 4,925.52 = 2,171.68 : x
  2. Step 2: Convert to fraction form
    3,568.48/4,925.52 = 2,171.68/x
  3. Step 3: Cross multiply
    3,568.48x = 4,925.52 × 2,171.68
  4. Step 4: Simplify right side
    3,568.48x = 10,696,653.27
  5. Step 5: Solve for x
    x = 10,696,653.27/3,568.48
  6. Step 6: Final answer
    x = 2,997.54

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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.