Home / 3,470.04-4,787.34-2,143.32

Finding the Fourth Proportional to 3,470.04, 4,787.34 and 2,143.32

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Solution

The fourth proportional to 3,470.04, 4,787.34 and 2,143.32 is: 2,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.04 : 4,787.34 = 2,143.32 : x
  2. Step 2: Convert to fraction form
    3,470.04/4,787.34 = 2,143.32/x
  3. Step 3: Cross multiply
    3,470.04x = 4,787.34 × 2,143.32
  4. Step 4: Simplify right side
    3,470.04x = 10,260,801.57
  5. Step 5: Solve for x
    x = 10,260,801.57/3,470.04
  6. Step 6: Final answer
    x = 2,956.97

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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.