Home / 6,231.45-8,599.17-3,398.77

Finding the Fourth Proportional to 6,231.45, 8,599.17 and 3,398.77

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Solution

The fourth proportional to 6,231.45, 8,599.17 and 3,398.77 is: 4,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.45 : 8,599.17 = 3,398.77 : x
  2. Step 2: Convert to fraction form
    6,231.45/8,599.17 = 3,398.77/x
  3. Step 3: Cross multiply
    6,231.45x = 8,599.17 × 3,398.77
  4. Step 4: Simplify right side
    6,231.45x = 29,226,601.02
  5. Step 5: Solve for x
    x = 29,226,601.02/6,231.45
  6. Step 6: Final answer
    x = 4,690.18

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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.