Home / 5,311.08-7,967.63-2,848.65

Finding the Fourth Proportional to 5,311.08, 7,967.63 and 2,848.65

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Solution

The fourth proportional to 5,311.08, 7,967.63 and 2,848.65 is: 4,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,311.08 : 7,967.63 = 2,848.65 : x
  2. Step 2: Convert to fraction form
    5,311.08/7,967.63 = 2,848.65/x
  3. Step 3: Cross multiply
    5,311.08x = 7,967.63 × 2,848.65
  4. Step 4: Simplify right side
    5,311.08x = 22,696,966.44
  5. Step 5: Solve for x
    x = 22,696,966.44/5,311.08
  6. Step 6: Final answer
    x = 4,273.51

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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.