Home / 11,705.06-16,154.33-6,670.18

Finding the Fourth Proportional to 11,705.06, 16,154.33 and 6,670.18

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Solution

The fourth proportional to 11,705.06, 16,154.33 and 6,670.18 is: 9,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705.06 : 16,154.33 = 6,670.18 : x
  2. Step 2: Convert to fraction form
    11,705.06/16,154.33 = 6,670.18/x
  3. Step 3: Cross multiply
    11,705.06x = 16,154.33 × 6,670.18
  4. Step 4: Simplify right side
    11,705.06x = 107,752,288.88
  5. Step 5: Solve for x
    x = 107,752,288.88/11,705.06
  6. Step 6: Final answer
    x = 9,205.62

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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.