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Finding the Fourth Proportional to 5,359.64, 8,042.98 and 1,896.76

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Solution

The fourth proportional to 5,359.64, 8,042.98 and 1,896.76 is: 2,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.64 : 8,042.98 = 1,896.76 : x
  2. Step 2: Convert to fraction form
    5,359.64/8,042.98 = 1,896.76/x
  3. Step 3: Cross multiply
    5,359.64x = 8,042.98 × 1,896.76
  4. Step 4: Simplify right side
    5,359.64x = 15,255,602.74
  5. Step 5: Solve for x
    x = 15,255,602.74/5,359.64
  6. Step 6: Final answer
    x = 2,846.39

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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.