Home / 9,635.65-14,449.40-3,394.15

Finding the Fourth Proportional to 9,635.65, 14,449.40 and 3,394.15

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Solution

The fourth proportional to 9,635.65, 14,449.40 and 3,394.15 is: 5,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.65 : 14,449.40 = 3,394.15 : x
  2. Step 2: Convert to fraction form
    9,635.65/14,449.40 = 3,394.15/x
  3. Step 3: Cross multiply
    9,635.65x = 14,449.40 × 3,394.15
  4. Step 4: Simplify right side
    9,635.65x = 49,043,377.92
  5. Step 5: Solve for x
    x = 49,043,377.92/9,635.65
  6. Step 6: Final answer
    x = 5,089.79

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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.