Home / 3,583.47-4,945.17-2,011.57

Finding the Fourth Proportional to 3,583.47, 4,945.17 and 2,011.57

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Solution

The fourth proportional to 3,583.47, 4,945.17 and 2,011.57 is: 2,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.47 : 4,945.17 = 2,011.57 : x
  2. Step 2: Convert to fraction form
    3,583.47/4,945.17 = 2,011.57/x
  3. Step 3: Cross multiply
    3,583.47x = 4,945.17 × 2,011.57
  4. Step 4: Simplify right side
    3,583.47x = 9,947,543.25
  5. Step 5: Solve for x
    x = 9,947,543.25/3,583.47
  6. Step 6: Final answer
    x = 2,775.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.