Home / 9,430.44-14,145.68-3,190.52

Finding the Fourth Proportional to 9,430.44, 14,145.68 and 3,190.52

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Solution

The fourth proportional to 9,430.44, 14,145.68 and 3,190.52 is: 4,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.44 : 14,145.68 = 3,190.52 : x
  2. Step 2: Convert to fraction form
    9,430.44/14,145.68 = 3,190.52/x
  3. Step 3: Cross multiply
    9,430.44x = 14,145.68 × 3,190.52
  4. Step 4: Simplify right side
    9,430.44x = 45,132,074.95
  5. Step 5: Solve for x
    x = 45,132,074.95/9,430.44
  6. Step 6: Final answer
    x = 4,785.79

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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.