Home / 11,018.99-16,487.16-6,560.34

Finding the Fourth Proportional to 11,018.99, 16,487.16 and 6,560.34

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Solution

The fourth proportional to 11,018.99, 16,487.16 and 6,560.34 is: 9,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.99 : 16,487.16 = 6,560.34 : x
  2. Step 2: Convert to fraction form
    11,018.99/16,487.16 = 6,560.34/x
  3. Step 3: Cross multiply
    11,018.99x = 16,487.16 × 6,560.34
  4. Step 4: Simplify right side
    11,018.99x = 108,161,375.23
  5. Step 5: Solve for x
    x = 108,161,375.23/11,018.99
  6. Step 6: Final answer
    x = 9,815.91

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1.5x scale

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.