Home / 3,204.06-4,421.07-2,140.12

Finding the Fourth Proportional to 3,204.06, 4,421.07 and 2,140.12

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Solution

The fourth proportional to 3,204.06, 4,421.07 and 2,140.12 is: 2,953.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.06 : 4,421.07 = 2,140.12 : x
  2. Step 2: Convert to fraction form
    3,204.06/4,421.07 = 2,140.12/x
  3. Step 3: Cross multiply
    3,204.06x = 4,421.07 × 2,140.12
  4. Step 4: Simplify right side
    3,204.06x = 9,461,620.15
  5. Step 5: Solve for x
    x = 9,461,620.15/3,204.06
  6. Step 6: Final answer
    x = 2,953.01

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.