Home / 9,403.06-14,106.20-3,859.42

Finding the Fourth Proportional to 9,403.06, 14,106.20 and 3,859.42

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Solution

The fourth proportional to 9,403.06, 14,106.20 and 3,859.42 is: 5,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.06 : 14,106.20 = 3,859.42 : x
  2. Step 2: Convert to fraction form
    9,403.06/14,106.20 = 3,859.42/x
  3. Step 3: Cross multiply
    9,403.06x = 14,106.20 × 3,859.42
  4. Step 4: Simplify right side
    9,403.06x = 54,441,750.40
  5. Step 5: Solve for x
    x = 54,441,750.40/9,403.06
  6. Step 6: Final answer
    x = 5,789.79

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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.