Home / 5,623.71-8,439.32-2,336.79

Finding the Fourth Proportional to 5,623.71, 8,439.32 and 2,336.79

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Solution

The fourth proportional to 5,623.71, 8,439.32 and 2,336.79 is: 3,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.71 : 8,439.32 = 2,336.79 : x
  2. Step 2: Convert to fraction form
    5,623.71/8,439.32 = 2,336.79/x
  3. Step 3: Cross multiply
    5,623.71x = 8,439.32 × 2,336.79
  4. Step 4: Simplify right side
    5,623.71x = 19,720,918.58
  5. Step 5: Solve for x
    x = 19,720,918.58/5,623.71
  6. Step 6: Final answer
    x = 3,506.75

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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.