Home / 5,771.16-8,643.24-2,840.04

Finding the Fourth Proportional to 5,771.16, 8,643.24 and 2,840.04

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Solution

The fourth proportional to 5,771.16, 8,643.24 and 2,840.04 is: 4,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.16 : 8,643.24 = 2,840.04 : x
  2. Step 2: Convert to fraction form
    5,771.16/8,643.24 = 2,840.04/x
  3. Step 3: Cross multiply
    5,771.16x = 8,643.24 × 2,840.04
  4. Step 4: Simplify right side
    5,771.16x = 24,547,147.33
  5. Step 5: Solve for x
    x = 24,547,147.33/5,771.16
  6. Step 6: Final answer
    x = 4,253.42

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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.