Home / 8,633.16-12,951.36-3,442.68

Finding the Fourth Proportional to 8,633.16, 12,951.36 and 3,442.68

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Solution

The fourth proportional to 8,633.16, 12,951.36 and 3,442.68 is: 5,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,633.16 : 12,951.36 = 3,442.68 : x
  2. Step 2: Convert to fraction form
    8,633.16/12,951.36 = 3,442.68/x
  3. Step 3: Cross multiply
    8,633.16x = 12,951.36 × 3,442.68
  4. Step 4: Simplify right side
    8,633.16x = 44,587,388.04
  5. Step 5: Solve for x
    x = 44,587,388.04/8,633.16
  6. Step 6: Final answer
    x = 5,164.67

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1.5x scale

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.