Home / 2,321.98-3,483.48-1,226.09

Finding the Fourth Proportional to 2,321.98, 3,483.48 and 1,226.09

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Solution

The fourth proportional to 2,321.98, 3,483.48 and 1,226.09 is: 1,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.98 : 3,483.48 = 1,226.09 : x
  2. Step 2: Convert to fraction form
    2,321.98/3,483.48 = 1,226.09/x
  3. Step 3: Cross multiply
    2,321.98x = 3,483.48 × 1,226.09
  4. Step 4: Simplify right side
    2,321.98x = 4,271,050.26
  5. Step 5: Solve for x
    x = 4,271,050.26/2,321.98
  6. Step 6: Final answer
    x = 1,839.40

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Double scale
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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.