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Finding the Fourth Proportional to 6,575.50, 9,838.53 and 3,933.28

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Solution

The fourth proportional to 6,575.50, 9,838.53 and 3,933.28 is: 5,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,575.50 : 9,838.53 = 3,933.28 : x
  2. Step 2: Convert to fraction form
    6,575.50/9,838.53 = 3,933.28/x
  3. Step 3: Cross multiply
    6,575.50x = 9,838.53 × 3,933.28
  4. Step 4: Simplify right side
    6,575.50x = 38,697,693.28
  5. Step 5: Solve for x
    x = 38,697,693.28/6,575.50
  6. Step 6: Final answer
    x = 5,885.13

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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.