Home / 4,993.12-7,482.96-1,913.44

Finding the Fourth Proportional to 4,993.12, 7,482.96 and 1,913.44

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Solution

The fourth proportional to 4,993.12, 7,482.96 and 1,913.44 is: 2,867.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.12 : 7,482.96 = 1,913.44 : x
  2. Step 2: Convert to fraction form
    4,993.12/7,482.96 = 1,913.44/x
  3. Step 3: Cross multiply
    4,993.12x = 7,482.96 × 1,913.44
  4. Step 4: Simplify right side
    4,993.12x = 14,318,194.98
  5. Step 5: Solve for x
    x = 14,318,194.98/4,993.12
  6. Step 6: Final answer
    x = 2,867.58

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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.