Home / 3,253.60-4,860.62-2,074.21

Finding the Fourth Proportional to 3,253.60, 4,860.62 and 2,074.21

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Solution

The fourth proportional to 3,253.60, 4,860.62 and 2,074.21 is: 3,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.60 : 4,860.62 = 2,074.21 : x
  2. Step 2: Convert to fraction form
    3,253.60/4,860.62 = 2,074.21/x
  3. Step 3: Cross multiply
    3,253.60x = 4,860.62 × 2,074.21
  4. Step 4: Simplify right side
    3,253.60x = 10,081,943.53
  5. Step 5: Solve for x
    x = 10,081,943.53/3,253.60
  6. Step 6: Final answer
    x = 3,098.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.