Home / 4,838.17-6,677.76-3,156.61

Finding the Fourth Proportional to 4,838.17, 6,677.76 and 3,156.61

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Solution

The fourth proportional to 4,838.17, 6,677.76 and 3,156.61 is: 4,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.17 : 6,677.76 = 3,156.61 : x
  2. Step 2: Convert to fraction form
    4,838.17/6,677.76 = 3,156.61/x
  3. Step 3: Cross multiply
    4,838.17x = 6,677.76 × 3,156.61
  4. Step 4: Simplify right side
    4,838.17x = 21,079,083.99
  5. Step 5: Solve for x
    x = 21,079,083.99/4,838.17
  6. Step 6: Final answer
    x = 4,356.83

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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.