Home / 2,960.87-4,440.62-1,207.08

Finding the Fourth Proportional to 2,960.87, 4,440.62 and 1,207.08

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Solution

The fourth proportional to 2,960.87, 4,440.62 and 1,207.08 is: 1,810.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.87 : 4,440.62 = 1,207.08 : x
  2. Step 2: Convert to fraction form
    2,960.87/4,440.62 = 1,207.08/x
  3. Step 3: Cross multiply
    2,960.87x = 4,440.62 × 1,207.08
  4. Step 4: Simplify right side
    2,960.87x = 5,360,186.61
  5. Step 5: Solve for x
    x = 5,360,186.61/2,960.87
  6. Step 6: Final answer
    x = 1,810.34

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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.