Home / 9,079.46-13,600.94-4,142.30

Finding the Fourth Proportional to 9,079.46, 13,600.94 and 4,142.30

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Solution

The fourth proportional to 9,079.46, 13,600.94 and 4,142.30 is: 6,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.46 : 13,600.94 = 4,142.30 : x
  2. Step 2: Convert to fraction form
    9,079.46/13,600.94 = 4,142.30/x
  3. Step 3: Cross multiply
    9,079.46x = 13,600.94 × 4,142.30
  4. Step 4: Simplify right side
    9,079.46x = 56,339,173.76
  5. Step 5: Solve for x
    x = 56,339,173.76/9,079.46
  6. Step 6: Final answer
    x = 6,205.12

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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.