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Finding the Fourth Proportional to 4,897.62, 7,332.75 and 3,739.86

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Solution

The fourth proportional to 4,897.62, 7,332.75 and 3,739.86 is: 5,599.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,897.62 : 7,332.75 = 3,739.86 : x
  2. Step 2: Convert to fraction form
    4,897.62/7,332.75 = 3,739.86/x
  3. Step 3: Cross multiply
    4,897.62x = 7,332.75 × 3,739.86
  4. Step 4: Simplify right side
    4,897.62x = 27,423,458.42
  5. Step 5: Solve for x
    x = 27,423,458.42/4,897.62
  6. Step 6: Final answer
    x = 5,599.34

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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.