Home / 4,993.80-7,492.32-2,220.12

Finding the Fourth Proportional to 4,993.80, 7,492.32 and 2,220.12

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Solution

The fourth proportional to 4,993.80, 7,492.32 and 2,220.12 is: 3,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.80 : 7,492.32 = 2,220.12 : x
  2. Step 2: Convert to fraction form
    4,993.80/7,492.32 = 2,220.12/x
  3. Step 3: Cross multiply
    4,993.80x = 7,492.32 × 2,220.12
  4. Step 4: Simplify right side
    4,993.80x = 16,633,849.48
  5. Step 5: Solve for x
    x = 16,633,849.48/4,993.80
  6. Step 6: Final answer
    x = 3,330.90

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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.