Home / 10,273.13-14,164.01-8,382.79

Finding the Fourth Proportional to 10,273.13, 14,164.01 and 8,382.79

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Solution

The fourth proportional to 10,273.13, 14,164.01 and 8,382.79 is: 11,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273.13 : 14,164.01 = 8,382.79 : x
  2. Step 2: Convert to fraction form
    10,273.13/14,164.01 = 8,382.79/x
  3. Step 3: Cross multiply
    10,273.13x = 14,164.01 × 8,382.79
  4. Step 4: Simplify right side
    10,273.13x = 118,733,975.77
  5. Step 5: Solve for x
    x = 118,733,975.77/10,273.13
  6. Step 6: Final answer
    x = 11,557.72

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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.