Home / 11,914.32-16,442.10-6,537

Finding the Fourth Proportional to 11,914.32, 16,442.10 and 6,537

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Solution

The fourth proportional to 11,914.32, 16,442.10 and 6,537 is: 9,021.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.32 : 16,442.10 = 6,537 : x
  2. Step 2: Convert to fraction form
    11,914.32/16,442.10 = 6,537/x
  3. Step 3: Cross multiply
    11,914.32x = 16,442.10 × 6,537
  4. Step 4: Simplify right side
    11,914.32x = 107,482,007.70
  5. Step 5: Solve for x
    x = 107,482,007.70/11,914.32
  6. Step 6: Final answer
    x = 9,021.25

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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.