Home / 11,914.64-16,442.98-6,610.04

Finding the Fourth Proportional to 11,914.64, 16,442.98 and 6,610.04

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Solution

The fourth proportional to 11,914.64, 16,442.98 and 6,610.04 is: 9,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.64 : 16,442.98 = 6,610.04 : x
  2. Step 2: Convert to fraction form
    11,914.64/16,442.98 = 6,610.04/x
  3. Step 3: Cross multiply
    11,914.64x = 16,442.98 × 6,610.04
  4. Step 4: Simplify right side
    11,914.64x = 108,688,656.78
  5. Step 5: Solve for x
    x = 108,688,656.78/11,914.64
  6. Step 6: Final answer
    x = 9,122.28

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1.5x scale

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.