Home / 8,698.19-13,039.43-3,150.23

Finding the Fourth Proportional to 8,698.19, 13,039.43 and 3,150.23

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Solution

The fourth proportional to 8,698.19, 13,039.43 and 3,150.23 is: 4,722.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.19 : 13,039.43 = 3,150.23 : x
  2. Step 2: Convert to fraction form
    8,698.19/13,039.43 = 3,150.23/x
  3. Step 3: Cross multiply
    8,698.19x = 13,039.43 × 3,150.23
  4. Step 4: Simplify right side
    8,698.19x = 41,077,122.62
  5. Step 5: Solve for x
    x = 41,077,122.62/8,698.19
  6. Step 6: Final answer
    x = 4,722.49

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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.