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Finding the Fourth Proportional to 5,841.12, 8,063.28 and 3,485.28

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Solution

The fourth proportional to 5,841.12, 8,063.28 and 3,485.28 is: 4,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,841.12 : 8,063.28 = 3,485.28 : x
  2. Step 2: Convert to fraction form
    5,841.12/8,063.28 = 3,485.28/x
  3. Step 3: Cross multiply
    5,841.12x = 8,063.28 × 3,485.28
  4. Step 4: Simplify right side
    5,841.12x = 28,102,788.52
  5. Step 5: Solve for x
    x = 28,102,788.52/5,841.12
  6. Step 6: Final answer
    x = 4,811.20

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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.