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Finding the Fourth Proportional to 5,011.96, 6,916.38 and 2,773.96

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Solution

The fourth proportional to 5,011.96, 6,916.38 and 2,773.96 is: 3,828.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.96 : 6,916.38 = 2,773.96 : x
  2. Step 2: Convert to fraction form
    5,011.96/6,916.38 = 2,773.96/x
  3. Step 3: Cross multiply
    5,011.96x = 6,916.38 × 2,773.96
  4. Step 4: Simplify right side
    5,011.96x = 19,185,761.46
  5. Step 5: Solve for x
    x = 19,185,761.46/5,011.96
  6. Step 6: Final answer
    x = 3,828.00

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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.