Home / 7,353.15-11,023.53-3,190.03

Finding the Fourth Proportional to 7,353.15, 11,023.53 and 3,190.03

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Solution

The fourth proportional to 7,353.15, 11,023.53 and 3,190.03 is: 4,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.15 : 11,023.53 = 3,190.03 : x
  2. Step 2: Convert to fraction form
    7,353.15/11,023.53 = 3,190.03/x
  3. Step 3: Cross multiply
    7,353.15x = 11,023.53 × 3,190.03
  4. Step 4: Simplify right side
    7,353.15x = 35,165,391.41
  5. Step 5: Solve for x
    x = 35,165,391.41/7,353.15
  6. Step 6: Final answer
    x = 4,782.36

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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.