Home / 3,708.70-5,541.26-3,579.49

Finding the Fourth Proportional to 3,708.70, 5,541.26 and 3,579.49

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Solution

The fourth proportional to 3,708.70, 5,541.26 and 3,579.49 is: 5,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.70 : 5,541.26 = 3,579.49 : x
  2. Step 2: Convert to fraction form
    3,708.70/5,541.26 = 3,579.49/x
  3. Step 3: Cross multiply
    3,708.70x = 5,541.26 × 3,579.49
  4. Step 4: Simplify right side
    3,708.70x = 19,834,884.76
  5. Step 5: Solve for x
    x = 19,834,884.76/3,708.70
  6. Step 6: Final answer
    x = 5,348.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.