Home / 10,183.70-14,052.80-5,646.33

Finding the Fourth Proportional to 10,183.70, 14,052.80 and 5,646.33

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Solution

The fourth proportional to 10,183.70, 14,052.80 and 5,646.33 is: 7,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.70 : 14,052.80 = 5,646.33 : x
  2. Step 2: Convert to fraction form
    10,183.70/14,052.80 = 5,646.33/x
  3. Step 3: Cross multiply
    10,183.70x = 14,052.80 × 5,646.33
  4. Step 4: Simplify right side
    10,183.70x = 79,346,760.34
  5. Step 5: Solve for x
    x = 79,346,760.34/10,183.70
  6. Step 6: Final answer
    x = 7,791.54

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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.