Home / 9,206.12-13,809.20-2,280.62

Finding the Fourth Proportional to 9,206.12, 13,809.20 and 2,280.62

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Solution

The fourth proportional to 9,206.12, 13,809.20 and 2,280.62 is: 3,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.12 : 13,809.20 = 2,280.62 : x
  2. Step 2: Convert to fraction form
    9,206.12/13,809.20 = 2,280.62/x
  3. Step 3: Cross multiply
    9,206.12x = 13,809.20 × 2,280.62
  4. Step 4: Simplify right side
    9,206.12x = 31,493,537.70
  5. Step 5: Solve for x
    x = 31,493,537.70/9,206.12
  6. Step 6: Final answer
    x = 3,420.93

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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.