Home / 4,787.17-7,184.27-3,143.14

Finding the Fourth Proportional to 4,787.17, 7,184.27 and 3,143.14

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Solution

The fourth proportional to 4,787.17, 7,184.27 and 3,143.14 is: 4,717.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.17 : 7,184.27 = 3,143.14 : x
  2. Step 2: Convert to fraction form
    4,787.17/7,184.27 = 3,143.14/x
  3. Step 3: Cross multiply
    4,787.17x = 7,184.27 × 3,143.14
  4. Step 4: Simplify right side
    4,787.17x = 22,581,166.41
  5. Step 5: Solve for x
    x = 22,581,166.41/4,787.17
  6. Step 6: Final answer
    x = 4,717.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.