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Finding the Fourth Proportional to 3,937.88, 5,905.58 and 1,598.49

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Solution

The fourth proportional to 3,937.88, 5,905.58 and 1,598.49 is: 2,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.88 : 5,905.58 = 1,598.49 : x
  2. Step 2: Convert to fraction form
    3,937.88/5,905.58 = 1,598.49/x
  3. Step 3: Cross multiply
    3,937.88x = 5,905.58 × 1,598.49
  4. Step 4: Simplify right side
    3,937.88x = 9,440,010.57
  5. Step 5: Solve for x
    x = 9,440,010.57/3,937.88
  6. Step 6: Final answer
    x = 2,397.23

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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.