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Finding the Fourth Proportional to 4,699.44, 6,482.72 and 3,813.68

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Solution

The fourth proportional to 4,699.44, 6,482.72 and 3,813.68 is: 5,260.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.44 : 6,482.72 = 3,813.68 : x
  2. Step 2: Convert to fraction form
    4,699.44/6,482.72 = 3,813.68/x
  3. Step 3: Cross multiply
    4,699.44x = 6,482.72 × 3,813.68
  4. Step 4: Simplify right side
    4,699.44x = 24,723,019.61
  5. Step 5: Solve for x
    x = 24,723,019.61/4,699.44
  6. Step 6: Final answer
    x = 5,260.84

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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.