Home / 5,718.31-8,579.08-1,823.02

Finding the Fourth Proportional to 5,718.31, 8,579.08 and 1,823.02

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Solution

The fourth proportional to 5,718.31, 8,579.08 and 1,823.02 is: 2,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.31 : 8,579.08 = 1,823.02 : x
  2. Step 2: Convert to fraction form
    5,718.31/8,579.08 = 1,823.02/x
  3. Step 3: Cross multiply
    5,718.31x = 8,579.08 × 1,823.02
  4. Step 4: Simplify right side
    5,718.31x = 15,639,834.42
  5. Step 5: Solve for x
    x = 15,639,834.42/5,718.31
  6. Step 6: Final answer
    x = 2,735.04

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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.