Home / 2,411.92-3,617.94-1,179.16

Finding the Fourth Proportional to 2,411.92, 3,617.94 and 1,179.16

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Solution

The fourth proportional to 2,411.92, 3,617.94 and 1,179.16 is: 1,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,411.92 : 3,617.94 = 1,179.16 : x
  2. Step 2: Convert to fraction form
    2,411.92/3,617.94 = 1,179.16/x
  3. Step 3: Cross multiply
    2,411.92x = 3,617.94 × 1,179.16
  4. Step 4: Simplify right side
    2,411.92x = 4,266,130.13
  5. Step 5: Solve for x
    x = 4,266,130.13/2,411.92
  6. Step 6: Final answer
    x = 1,768.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.