Home / 10,724.23-16,081.89-4,146.63

Finding the Fourth Proportional to 10,724.23, 16,081.89 and 4,146.63

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Solution

The fourth proportional to 10,724.23, 16,081.89 and 4,146.63 is: 6,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.23 : 16,081.89 = 4,146.63 : x
  2. Step 2: Convert to fraction form
    10,724.23/16,081.89 = 4,146.63/x
  3. Step 3: Cross multiply
    10,724.23x = 16,081.89 × 4,146.63
  4. Step 4: Simplify right side
    10,724.23x = 66,685,647.53
  5. Step 5: Solve for x
    x = 66,685,647.53/10,724.23
  6. Step 6: Final answer
    x = 6,218.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.