Home / 2,966.93-4,451.42-1,118.57

Finding the Fourth Proportional to 2,966.93, 4,451.42 and 1,118.57

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Solution

The fourth proportional to 2,966.93, 4,451.42 and 1,118.57 is: 1,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.93 : 4,451.42 = 1,118.57 : x
  2. Step 2: Convert to fraction form
    2,966.93/4,451.42 = 1,118.57/x
  3. Step 3: Cross multiply
    2,966.93x = 4,451.42 × 1,118.57
  4. Step 4: Simplify right side
    2,966.93x = 4,979,224.16
  5. Step 5: Solve for x
    x = 4,979,224.16/2,966.93
  6. Step 6: Final answer
    x = 1,678.24

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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.