Home / 5,557.21-8,337.18-3,916.96

Finding the Fourth Proportional to 5,557.21, 8,337.18 and 3,916.96

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Solution

The fourth proportional to 5,557.21, 8,337.18 and 3,916.96 is: 5,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.21 : 8,337.18 = 3,916.96 : x
  2. Step 2: Convert to fraction form
    5,557.21/8,337.18 = 3,916.96/x
  3. Step 3: Cross multiply
    5,557.21x = 8,337.18 × 3,916.96
  4. Step 4: Simplify right side
    5,557.21x = 32,656,400.57
  5. Step 5: Solve for x
    x = 32,656,400.57/5,557.21
  6. Step 6: Final answer
    x = 5,876.40

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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.