Home / 10,563.50-14,578.65-5,847.78

Finding the Fourth Proportional to 10,563.50, 14,578.65 and 5,847.78

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Solution

The fourth proportional to 10,563.50, 14,578.65 and 5,847.78 is: 8,070.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.50 : 14,578.65 = 5,847.78 : x
  2. Step 2: Convert to fraction form
    10,563.50/14,578.65 = 5,847.78/x
  3. Step 3: Cross multiply
    10,563.50x = 14,578.65 × 5,847.78
  4. Step 4: Simplify right side
    10,563.50x = 85,252,737.90
  5. Step 5: Solve for x
    x = 85,252,737.90/10,563.50
  6. Step 6: Final answer
    x = 8,070.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.