Home / 6,620.08-9,930.15-2,237.56

Finding the Fourth Proportional to 6,620.08, 9,930.15 and 2,237.56

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Solution

The fourth proportional to 6,620.08, 9,930.15 and 2,237.56 is: 3,356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620.08 : 9,930.15 = 2,237.56 : x
  2. Step 2: Convert to fraction form
    6,620.08/9,930.15 = 2,237.56/x
  3. Step 3: Cross multiply
    6,620.08x = 9,930.15 × 2,237.56
  4. Step 4: Simplify right side
    6,620.08x = 22,219,306.43
  5. Step 5: Solve for x
    x = 22,219,306.43/6,620.08
  6. Step 6: Final answer
    x = 3,356.35

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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.