Home / 2,960.57-4,440.85-1,012.79

Finding the Fourth Proportional to 2,960.57, 4,440.85 and 1,012.79

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Solution

The fourth proportional to 2,960.57, 4,440.85 and 1,012.79 is: 1,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.57 : 4,440.85 = 1,012.79 : x
  2. Step 2: Convert to fraction form
    2,960.57/4,440.85 = 1,012.79/x
  3. Step 3: Cross multiply
    2,960.57x = 4,440.85 × 1,012.79
  4. Step 4: Simplify right side
    2,960.57x = 4,497,623.74
  5. Step 5: Solve for x
    x = 4,497,623.74/2,960.57
  6. Step 6: Final answer
    x = 1,519.18

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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.