Home / 5,320.08-7,968.24-4,078.35

Finding the Fourth Proportional to 5,320.08, 7,968.24 and 4,078.35

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Solution

The fourth proportional to 5,320.08, 7,968.24 and 4,078.35 is: 6,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.08 : 7,968.24 = 4,078.35 : x
  2. Step 2: Convert to fraction form
    5,320.08/7,968.24 = 4,078.35/x
  3. Step 3: Cross multiply
    5,320.08x = 7,968.24 × 4,078.35
  4. Step 4: Simplify right side
    5,320.08x = 32,497,271.60
  5. Step 5: Solve for x
    x = 32,497,271.60/5,320.08
  6. Step 6: Final answer
    x = 6,108.42

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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.