Home / 10,370.37-15,536.93-5,685.33

Finding the Fourth Proportional to 10,370.37, 15,536.93 and 5,685.33

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Solution

The fourth proportional to 10,370.37, 15,536.93 and 5,685.33 is: 8,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.37 : 15,536.93 = 5,685.33 : x
  2. Step 2: Convert to fraction form
    10,370.37/15,536.93 = 5,685.33/x
  3. Step 3: Cross multiply
    10,370.37x = 15,536.93 × 5,685.33
  4. Step 4: Simplify right side
    10,370.37x = 88,332,545.81
  5. Step 5: Solve for x
    x = 88,332,545.81/10,370.37
  6. Step 6: Final answer
    x = 8,517.78

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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.