Home / 11,849.32-16,352.15-6,471.62

Finding the Fourth Proportional to 11,849.32, 16,352.15 and 6,471.62

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Solution

The fourth proportional to 11,849.32, 16,352.15 and 6,471.62 is: 8,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.32 : 16,352.15 = 6,471.62 : x
  2. Step 2: Convert to fraction form
    11,849.32/16,352.15 = 6,471.62/x
  3. Step 3: Cross multiply
    11,849.32x = 16,352.15 × 6,471.62
  4. Step 4: Simplify right side
    11,849.32x = 105,824,909.51
  5. Step 5: Solve for x
    x = 105,824,909.51/11,849.32
  6. Step 6: Final answer
    x = 8,930.89

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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.