Home / 6,219.01-8,581.84-3,424.51

Finding the Fourth Proportional to 6,219.01, 8,581.84 and 3,424.51

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Solution

The fourth proportional to 6,219.01, 8,581.84 and 3,424.51 is: 4,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.01 : 8,581.84 = 3,424.51 : x
  2. Step 2: Convert to fraction form
    6,219.01/8,581.84 = 3,424.51/x
  3. Step 3: Cross multiply
    6,219.01x = 8,581.84 × 3,424.51
  4. Step 4: Simplify right side
    6,219.01x = 29,388,596.90
  5. Step 5: Solve for x
    x = 29,388,596.90/6,219.01
  6. Step 6: Final answer
    x = 4,725.61

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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.