Home / 11,646.62-16,071.85-6,341.42

Finding the Fourth Proportional to 11,646.62, 16,071.85 and 6,341.42

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Solution

The fourth proportional to 11,646.62, 16,071.85 and 6,341.42 is: 8,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.62 : 16,071.85 = 6,341.42 : x
  2. Step 2: Convert to fraction form
    11,646.62/16,071.85 = 6,341.42/x
  3. Step 3: Cross multiply
    11,646.62x = 16,071.85 × 6,341.42
  4. Step 4: Simplify right side
    11,646.62x = 101,918,399.13
  5. Step 5: Solve for x
    x = 101,918,399.13/11,646.62
  6. Step 6: Final answer
    x = 8,750.90

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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.