Home / 3,069.04-4,230.81-2,439.82

Finding the Fourth Proportional to 3,069.04, 4,230.81 and 2,439.82

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Solution

The fourth proportional to 3,069.04, 4,230.81 and 2,439.82 is: 3,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.04 : 4,230.81 = 2,439.82 : x
  2. Step 2: Convert to fraction form
    3,069.04/4,230.81 = 2,439.82/x
  3. Step 3: Cross multiply
    3,069.04x = 4,230.81 × 2,439.82
  4. Step 4: Simplify right side
    3,069.04x = 10,322,420.14
  5. Step 5: Solve for x
    x = 10,322,420.14/3,069.04
  6. Step 6: Final answer
    x = 3,363.40

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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.