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Finding the Fourth Proportional to 5,783.12, 8,684.40 and 5,737.76

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Solution

The fourth proportional to 5,783.12, 8,684.40 and 5,737.76 is: 8,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.12 : 8,684.40 = 5,737.76 : x
  2. Step 2: Convert to fraction form
    5,783.12/8,684.40 = 5,737.76/x
  3. Step 3: Cross multiply
    5,783.12x = 8,684.40 × 5,737.76
  4. Step 4: Simplify right side
    5,783.12x = 49,829,002.94
  5. Step 5: Solve for x
    x = 49,829,002.94/5,783.12
  6. Step 6: Final answer
    x = 8,616.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.