Home / 2,960.47-4,440.39-1,572.33

Finding the Fourth Proportional to 2,960.47, 4,440.39 and 1,572.33

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Solution

The fourth proportional to 2,960.47, 4,440.39 and 1,572.33 is: 2,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.47 : 4,440.39 = 1,572.33 : x
  2. Step 2: Convert to fraction form
    2,960.47/4,440.39 = 1,572.33/x
  3. Step 3: Cross multiply
    2,960.47x = 4,440.39 × 1,572.33
  4. Step 4: Simplify right side
    2,960.47x = 6,981,769.16
  5. Step 5: Solve for x
    x = 6,981,769.16/2,960.47
  6. Step 6: Final answer
    x = 2,358.33

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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.