Home / 8,632.76-12,952.58-3,442.28

Finding the Fourth Proportional to 8,632.76, 12,952.58 and 3,442.28

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Solution

The fourth proportional to 8,632.76, 12,952.58 and 3,442.28 is: 5,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632.76 : 12,952.58 = 3,442.28 : x
  2. Step 2: Convert to fraction form
    8,632.76/12,952.58 = 3,442.28/x
  3. Step 3: Cross multiply
    8,632.76x = 12,952.58 × 3,442.28
  4. Step 4: Simplify right side
    8,632.76x = 44,586,407.08
  5. Step 5: Solve for x
    x = 44,586,407.08/8,632.76
  6. Step 6: Final answer
    x = 5,164.79

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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.