Home / 6,091.84-8,407.29-3,439.90

Finding the Fourth Proportional to 6,091.84, 8,407.29 and 3,439.90

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Solution

The fourth proportional to 6,091.84, 8,407.29 and 3,439.90 is: 4,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.84 : 8,407.29 = 3,439.90 : x
  2. Step 2: Convert to fraction form
    6,091.84/8,407.29 = 3,439.90/x
  3. Step 3: Cross multiply
    6,091.84x = 8,407.29 × 3,439.90
  4. Step 4: Simplify right side
    6,091.84x = 28,920,236.87
  5. Step 5: Solve for x
    x = 28,920,236.87/6,091.84
  6. Step 6: Final answer
    x = 4,747.37

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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.