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Finding the Fourth Proportional to 4,770.96, 6,578.94 and 3,774.64

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Solution

The fourth proportional to 4,770.96, 6,578.94 and 3,774.64 is: 5,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,770.96 : 6,578.94 = 3,774.64 : x
  2. Step 2: Convert to fraction form
    4,770.96/6,578.94 = 3,774.64/x
  3. Step 3: Cross multiply
    4,770.96x = 6,578.94 × 3,774.64
  4. Step 4: Simplify right side
    4,770.96x = 24,833,130.08
  5. Step 5: Solve for x
    x = 24,833,130.08/4,770.96
  6. Step 6: Final answer
    x = 5,205.06

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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.