Home / 6,079.66-8,389.74-3,426.91

Finding the Fourth Proportional to 6,079.66, 8,389.74 and 3,426.91

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Solution

The fourth proportional to 6,079.66, 8,389.74 and 3,426.91 is: 4,729.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079.66 : 8,389.74 = 3,426.91 : x
  2. Step 2: Convert to fraction form
    6,079.66/8,389.74 = 3,426.91/x
  3. Step 3: Cross multiply
    6,079.66x = 8,389.74 × 3,426.91
  4. Step 4: Simplify right side
    6,079.66x = 28,750,875.78
  5. Step 5: Solve for x
    x = 28,750,875.78/6,079.66
  6. Step 6: Final answer
    x = 4,729.03

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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.