Home / 4,847.80-7,267.38-1,924.12

Finding the Fourth Proportional to 4,847.80, 7,267.38 and 1,924.12

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Solution

The fourth proportional to 4,847.80, 7,267.38 and 1,924.12 is: 2,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.80 : 7,267.38 = 1,924.12 : x
  2. Step 2: Convert to fraction form
    4,847.80/7,267.38 = 1,924.12/x
  3. Step 3: Cross multiply
    4,847.80x = 7,267.38 × 1,924.12
  4. Step 4: Simplify right side
    4,847.80x = 13,983,311.21
  5. Step 5: Solve for x
    x = 13,983,311.21/4,847.80
  6. Step 6: Final answer
    x = 2,884.47

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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.