Home / 8,464.10-12,693.11-2,916

Finding the Fourth Proportional to 8,464.10, 12,693.11 and 2,916

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Solution

The fourth proportional to 8,464.10, 12,693.11 and 2,916 is: 4,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464.10 : 12,693.11 = 2,916 : x
  2. Step 2: Convert to fraction form
    8,464.10/12,693.11 = 2,916/x
  3. Step 3: Cross multiply
    8,464.10x = 12,693.11 × 2,916
  4. Step 4: Simplify right side
    8,464.10x = 37,013,094.18
  5. Step 5: Solve for x
    x = 37,013,094.18/8,464.10
  6. Step 6: Final answer
    x = 4,372.95

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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.