Home / 9,206.39-13,809.69-2,280.89

Finding the Fourth Proportional to 9,206.39, 13,809.69 and 2,280.89

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Solution

The fourth proportional to 9,206.39, 13,809.69 and 2,280.89 is: 3,421.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.39 : 13,809.69 = 2,280.89 : x
  2. Step 2: Convert to fraction form
    9,206.39/13,809.69 = 2,280.89/x
  3. Step 3: Cross multiply
    9,206.39x = 13,809.69 × 2,280.89
  4. Step 4: Simplify right side
    9,206.39x = 31,498,418.35
  5. Step 5: Solve for x
    x = 31,498,418.35/9,206.39
  6. Step 6: Final answer
    x = 3,421.36

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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.