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Finding the Fourth Proportional to 4,492.99, 6,773.13 and 4,191.94

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Solution

The fourth proportional to 4,492.99, 6,773.13 and 4,191.94 is: 6,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.99 : 6,773.13 = 4,191.94 : x
  2. Step 2: Convert to fraction form
    4,492.99/6,773.13 = 4,191.94/x
  3. Step 3: Cross multiply
    4,492.99x = 6,773.13 × 4,191.94
  4. Step 4: Simplify right side
    4,492.99x = 28,392,559.41
  5. Step 5: Solve for x
    x = 28,392,559.41/4,492.99
  6. Step 6: Final answer
    x = 6,319.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.