Home / 6,230.77-8,598.36-3,398.17

Finding the Fourth Proportional to 6,230.77, 8,598.36 and 3,398.17

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Solution

The fourth proportional to 6,230.77, 8,598.36 and 3,398.17 is: 4,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,230.77 : 8,598.36 = 3,398.17 : x
  2. Step 2: Convert to fraction form
    6,230.77/8,598.36 = 3,398.17/x
  3. Step 3: Cross multiply
    6,230.77x = 8,598.36 × 3,398.17
  4. Step 4: Simplify right side
    6,230.77x = 29,218,689.00
  5. Step 5: Solve for x
    x = 29,218,689.00/6,230.77
  6. Step 6: Final answer
    x = 4,689.42

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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.