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Finding the Fourth Proportional to 8,832.34, 12,188.87 and 4,853.67

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Solution

The fourth proportional to 8,832.34, 12,188.87 and 4,853.67 is: 6,698.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,832.34 : 12,188.87 = 4,853.67 : x
  2. Step 2: Convert to fraction form
    8,832.34/12,188.87 = 4,853.67/x
  3. Step 3: Cross multiply
    8,832.34x = 12,188.87 × 4,853.67
  4. Step 4: Simplify right side
    8,832.34x = 59,160,752.65
  5. Step 5: Solve for x
    x = 59,160,752.65/8,832.34
  6. Step 6: Final answer
    x = 6,698.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.