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Finding the Fourth Proportional to 8,374.03, 11,557.64 and 6,260.15

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Solution

The fourth proportional to 8,374.03, 11,557.64 and 6,260.15 is: 8,640.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.03 : 11,557.64 = 6,260.15 : x
  2. Step 2: Convert to fraction form
    8,374.03/11,557.64 = 6,260.15/x
  3. Step 3: Cross multiply
    8,374.03x = 11,557.64 × 6,260.15
  4. Step 4: Simplify right side
    8,374.03x = 72,352,604.59
  5. Step 5: Solve for x
    x = 72,352,604.59/8,374.03
  6. Step 6: Final answer
    x = 8,640.12

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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.