Home / 9,190.74-13,763.90-5,230.00

Finding the Fourth Proportional to 9,190.74, 13,763.90 and 5,230.00

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Solution

The fourth proportional to 9,190.74, 13,763.90 and 5,230.00 is: 7,832.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.74 : 13,763.90 = 5,230.00 : x
  2. Step 2: Convert to fraction form
    9,190.74/13,763.90 = 5,230.00/x
  3. Step 3: Cross multiply
    9,190.74x = 13,763.90 × 5,230.00
  4. Step 4: Simplify right side
    9,190.74x = 71,985,212.57
  5. Step 5: Solve for x
    x = 71,985,212.57/9,190.74
  6. Step 6: Final answer
    x = 7,832.36

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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.