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Finding the Fourth Proportional to 8,994.57, 13,492.68 and 4,316.82

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Solution

The fourth proportional to 8,994.57, 13,492.68 and 4,316.82 is: 6,475.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.57 : 13,492.68 = 4,316.82 : x
  2. Step 2: Convert to fraction form
    8,994.57/13,492.68 = 4,316.82/x
  3. Step 3: Cross multiply
    8,994.57x = 13,492.68 × 4,316.82
  4. Step 4: Simplify right side
    8,994.57x = 58,245,470.88
  5. Step 5: Solve for x
    x = 58,245,470.88/8,994.57
  6. Step 6: Final answer
    x = 6,475.63

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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.