Home / 10,133.04-15,194.70-4,286.46

Finding the Fourth Proportional to 10,133.04, 15,194.70 and 4,286.46

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Solution

The fourth proportional to 10,133.04, 15,194.70 and 4,286.46 is: 6,427.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.04 : 15,194.70 = 4,286.46 : x
  2. Step 2: Convert to fraction form
    10,133.04/15,194.70 = 4,286.46/x
  3. Step 3: Cross multiply
    10,133.04x = 15,194.70 × 4,286.46
  4. Step 4: Simplify right side
    10,133.04x = 65,131,473.76
  5. Step 5: Solve for x
    x = 65,131,473.76/10,133.04
  6. Step 6: Final answer
    x = 6,427.63

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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.