Home / 10,342.36-14,273.04-5,626.56

Finding the Fourth Proportional to 10,342.36, 14,273.04 and 5,626.56

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Solution

The fourth proportional to 10,342.36, 14,273.04 and 5,626.56 is: 7,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.36 : 14,273.04 = 5,626.56 : x
  2. Step 2: Convert to fraction form
    10,342.36/14,273.04 = 5,626.56/x
  3. Step 3: Cross multiply
    10,342.36x = 14,273.04 × 5,626.56
  4. Step 4: Simplify right side
    10,342.36x = 80,308,115.94
  5. Step 5: Solve for x
    x = 80,308,115.94/10,342.36
  6. Step 6: Final answer
    x = 7,764.97

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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.