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Finding the Fourth Proportional to 8,234.64, 11,363.88 and 4,698.04

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Solution

The fourth proportional to 8,234.64, 11,363.88 and 4,698.04 is: 6,483.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.64 : 11,363.88 = 4,698.04 : x
  2. Step 2: Convert to fraction form
    8,234.64/11,363.88 = 4,698.04/x
  3. Step 3: Cross multiply
    8,234.64x = 11,363.88 × 4,698.04
  4. Step 4: Simplify right side
    8,234.64x = 53,387,962.80
  5. Step 5: Solve for x
    x = 53,387,962.80/8,234.64
  6. Step 6: Final answer
    x = 6,483.34

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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.