Home / 4,637.46-6,400.26-2,869.62

Finding the Fourth Proportional to 4,637.46, 6,400.26 and 2,869.62

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Solution

The fourth proportional to 4,637.46, 6,400.26 and 2,869.62 is: 3,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.46 : 6,400.26 = 2,869.62 : x
  2. Step 2: Convert to fraction form
    4,637.46/6,400.26 = 2,869.62/x
  3. Step 3: Cross multiply
    4,637.46x = 6,400.26 × 2,869.62
  4. Step 4: Simplify right side
    4,637.46x = 18,366,314.10
  5. Step 5: Solve for x
    x = 18,366,314.10/4,637.46
  6. Step 6: Final answer
    x = 3,960.43

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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.