Home / 5,916.50-8,165.85-3,432.50

Finding the Fourth Proportional to 5,916.50, 8,165.85 and 3,432.50

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Solution

The fourth proportional to 5,916.50, 8,165.85 and 3,432.50 is: 4,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.50 : 8,165.85 = 3,432.50 : x
  2. Step 2: Convert to fraction form
    5,916.50/8,165.85 = 3,432.50/x
  3. Step 3: Cross multiply
    5,916.50x = 8,165.85 × 3,432.50
  4. Step 4: Simplify right side
    5,916.50x = 28,029,280.13
  5. Step 5: Solve for x
    x = 28,029,280.13/5,916.50
  6. Step 6: Final answer
    x = 4,737.48

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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.