Home / 10,436.46-15,653.88-4,194.69

Finding the Fourth Proportional to 10,436.46, 15,653.88 and 4,194.69

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Solution

The fourth proportional to 10,436.46, 15,653.88 and 4,194.69 is: 6,291.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.46 : 15,653.88 = 4,194.69 : x
  2. Step 2: Convert to fraction form
    10,436.46/15,653.88 = 4,194.69/x
  3. Step 3: Cross multiply
    10,436.46x = 15,653.88 × 4,194.69
  4. Step 4: Simplify right side
    10,436.46x = 65,663,173.90
  5. Step 5: Solve for x
    x = 65,663,173.90/10,436.46
  6. Step 6: Final answer
    x = 6,291.71

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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.