Home / 10,746.89-16,119.19-6,579.64

Finding the Fourth Proportional to 10,746.89, 16,119.19 and 6,579.64

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Solution

The fourth proportional to 10,746.89, 16,119.19 and 6,579.64 is: 9,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.89 : 16,119.19 = 6,579.64 : x
  2. Step 2: Convert to fraction form
    10,746.89/16,119.19 = 6,579.64/x
  3. Step 3: Cross multiply
    10,746.89x = 16,119.19 × 6,579.64
  4. Step 4: Simplify right side
    10,746.89x = 106,058,404.99
  5. Step 5: Solve for x
    x = 106,058,404.99/10,746.89
  6. Step 6: Final answer
    x = 9,868.75

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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.