Home / 9,190.90-13,786.50-2,617.24

Finding the Fourth Proportional to 9,190.90, 13,786.50 and 2,617.24

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Solution

The fourth proportional to 9,190.90, 13,786.50 and 2,617.24 is: 3,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.90 : 13,786.50 = 2,617.24 : x
  2. Step 2: Convert to fraction form
    9,190.90/13,786.50 = 2,617.24/x
  3. Step 3: Cross multiply
    9,190.90x = 13,786.50 × 2,617.24
  4. Step 4: Simplify right side
    9,190.90x = 36,082,579.26
  5. Step 5: Solve for x
    x = 36,082,579.26/9,190.90
  6. Step 6: Final answer
    x = 3,925.90

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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.