Home / 6,079.55-8,389.62-3,426.99

Finding the Fourth Proportional to 6,079.55, 8,389.62 and 3,426.99

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Solution

The fourth proportional to 6,079.55, 8,389.62 and 3,426.99 is: 4,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.55 : 8,389.62 = 3,426.99 : x
  2. Step 2: Convert to fraction form
    6,079.55/8,389.62 = 3,426.99/x
  3. Step 3: Cross multiply
    6,079.55x = 8,389.62 × 3,426.99
  4. Step 4: Simplify right side
    6,079.55x = 28,751,143.84
  5. Step 5: Solve for x
    x = 28,751,143.84/6,079.55
  6. Step 6: Final answer
    x = 4,729.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.