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Finding the Fourth Proportional to 4,492.44, 6,728.27 and 4,336.74

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Solution

The fourth proportional to 4,492.44, 6,728.27 and 4,336.74 is: 6,495.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.44 : 6,728.27 = 4,336.74 : x
  2. Step 2: Convert to fraction form
    4,492.44/6,728.27 = 4,336.74/x
  3. Step 3: Cross multiply
    4,492.44x = 6,728.27 × 4,336.74
  4. Step 4: Simplify right side
    4,492.44x = 29,178,776.70
  5. Step 5: Solve for x
    x = 29,178,776.70/4,492.44
  6. Step 6: Final answer
    x = 6,495.09

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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.