Home / 4,980.08-7,472.70-2,208.62

Finding the Fourth Proportional to 4,980.08, 7,472.70 and 2,208.62

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Solution

The fourth proportional to 4,980.08, 7,472.70 and 2,208.62 is: 3,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.08 : 7,472.70 = 2,208.62 : x
  2. Step 2: Convert to fraction form
    4,980.08/7,472.70 = 2,208.62/x
  3. Step 3: Cross multiply
    4,980.08x = 7,472.70 × 2,208.62
  4. Step 4: Simplify right side
    4,980.08x = 16,504,354.67
  5. Step 5: Solve for x
    x = 16,504,354.67/4,980.08
  6. Step 6: Final answer
    x = 3,314.07

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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.