Home / 6,043.57-8,340.17-3,390.91

Finding the Fourth Proportional to 6,043.57, 8,340.17 and 3,390.91

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Solution

The fourth proportional to 6,043.57, 8,340.17 and 3,390.91 is: 4,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,043.57 : 8,340.17 = 3,390.91 : x
  2. Step 2: Convert to fraction form
    6,043.57/8,340.17 = 3,390.91/x
  3. Step 3: Cross multiply
    6,043.57x = 8,340.17 × 3,390.91
  4. Step 4: Simplify right side
    6,043.57x = 28,280,728.05
  5. Step 5: Solve for x
    x = 28,280,728.05/6,043.57
  6. Step 6: Final answer
    x = 4,679.48

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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.