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Finding the Fourth Proportional to 5,916.77, 8,863.08 and 3,688.31

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Solution

The fourth proportional to 5,916.77, 8,863.08 and 3,688.31 is: 5,524.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.77 : 8,863.08 = 3,688.31 : x
  2. Step 2: Convert to fraction form
    5,916.77/8,863.08 = 3,688.31/x
  3. Step 3: Cross multiply
    5,916.77x = 8,863.08 × 3,688.31
  4. Step 4: Simplify right side
    5,916.77x = 32,689,808.75
  5. Step 5: Solve for x
    x = 32,689,808.75/5,916.77
  6. Step 6: Final answer
    x = 5,524.94

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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.