Home / 5,787.65-8,684.21-2,829.74

Finding the Fourth Proportional to 5,787.65, 8,684.21 and 2,829.74

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Solution

The fourth proportional to 5,787.65, 8,684.21 and 2,829.74 is: 4,245.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787.65 : 8,684.21 = 2,829.74 : x
  2. Step 2: Convert to fraction form
    5,787.65/8,684.21 = 2,829.74/x
  3. Step 3: Cross multiply
    5,787.65x = 8,684.21 × 2,829.74
  4. Step 4: Simplify right side
    5,787.65x = 24,574,020.06
  5. Step 5: Solve for x
    x = 24,574,020.06/5,787.65
  6. Step 6: Final answer
    x = 4,245.94

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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.