Home / 10,063.55-15,096.68-4,218.79

Finding the Fourth Proportional to 10,063.55, 15,096.68 and 4,218.79

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Solution

The fourth proportional to 10,063.55, 15,096.68 and 4,218.79 is: 6,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.55 : 15,096.68 = 4,218.79 : x
  2. Step 2: Convert to fraction form
    10,063.55/15,096.68 = 4,218.79/x
  3. Step 3: Cross multiply
    10,063.55x = 15,096.68 × 4,218.79
  4. Step 4: Simplify right side
    10,063.55x = 63,689,722.62
  5. Step 5: Solve for x
    x = 63,689,722.62/10,063.55
  6. Step 6: Final answer
    x = 6,328.75

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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.