Home / 6,079.54-8,389.42-3,426.99

Finding the Fourth Proportional to 6,079.54, 8,389.42 and 3,426.99

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Solution

The fourth proportional to 6,079.54, 8,389.42 and 3,426.99 is: 4,729.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.54 : 8,389.42 = 3,426.99 : x
  2. Step 2: Convert to fraction form
    6,079.54/8,389.42 = 3,426.99/x
  3. Step 3: Cross multiply
    6,079.54x = 8,389.42 × 3,426.99
  4. Step 4: Simplify right side
    6,079.54x = 28,750,458.45
  5. Step 5: Solve for x
    x = 28,750,458.45/6,079.54
  6. Step 6: Final answer
    x = 4,729.05

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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.