Home / 8,901.19-13,351.32-2,661.26

Finding the Fourth Proportional to 8,901.19, 13,351.32 and 2,661.26

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Solution

The fourth proportional to 8,901.19, 13,351.32 and 2,661.26 is: 3,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.19 : 13,351.32 = 2,661.26 : x
  2. Step 2: Convert to fraction form
    8,901.19/13,351.32 = 2,661.26/x
  3. Step 3: Cross multiply
    8,901.19x = 13,351.32 × 2,661.26
  4. Step 4: Simplify right side
    8,901.19x = 35,531,333.86
  5. Step 5: Solve for x
    x = 35,531,333.86/8,901.19
  6. Step 6: Final answer
    x = 3,991.75

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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.