Home / 10,219.06-15,322.21-3,197.04

Finding the Fourth Proportional to 10,219.06, 15,322.21 and 3,197.04

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Solution

The fourth proportional to 10,219.06, 15,322.21 and 3,197.04 is: 4,793.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.06 : 15,322.21 = 3,197.04 : x
  2. Step 2: Convert to fraction form
    10,219.06/15,322.21 = 3,197.04/x
  3. Step 3: Cross multiply
    10,219.06x = 15,322.21 × 3,197.04
  4. Step 4: Simplify right side
    10,219.06x = 48,985,800.07
  5. Step 5: Solve for x
    x = 48,985,800.07/10,219.06
  6. Step 6: Final answer
    x = 4,793.57

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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.