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Finding the Fourth Proportional to 6,091.54, 8,407.95 and 3,440.50

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Solution

The fourth proportional to 6,091.54, 8,407.95 and 3,440.50 is: 4,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.54 : 8,407.95 = 3,440.50 : x
  2. Step 2: Convert to fraction form
    6,091.54/8,407.95 = 3,440.50/x
  3. Step 3: Cross multiply
    6,091.54x = 8,407.95 × 3,440.50
  4. Step 4: Simplify right side
    6,091.54x = 28,927,551.98
  5. Step 5: Solve for x
    x = 28,927,551.98/6,091.54
  6. Step 6: Final answer
    x = 4,748.81

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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.