Home / 8,910.34-13,370.84-3,572.58

Finding the Fourth Proportional to 8,910.34, 13,370.84 and 3,572.58

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Solution

The fourth proportional to 8,910.34, 13,370.84 and 3,572.58 is: 5,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.34 : 13,370.84 = 3,572.58 : x
  2. Step 2: Convert to fraction form
    8,910.34/13,370.84 = 3,572.58/x
  3. Step 3: Cross multiply
    8,910.34x = 13,370.84 × 3,572.58
  4. Step 4: Simplify right side
    8,910.34x = 47,768,395.57
  5. Step 5: Solve for x
    x = 47,768,395.57/8,910.34
  6. Step 6: Final answer
    x = 5,361.01

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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.