Home / 3,261.71-4,499.49-2,064.68

Finding the Fourth Proportional to 3,261.71, 4,499.49 and 2,064.68

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Solution

The fourth proportional to 3,261.71, 4,499.49 and 2,064.68 is: 2,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.71 : 4,499.49 = 2,064.68 : x
  2. Step 2: Convert to fraction form
    3,261.71/4,499.49 = 2,064.68/x
  3. Step 3: Cross multiply
    3,261.71x = 4,499.49 × 2,064.68
  4. Step 4: Simplify right side
    3,261.71x = 9,289,984.52
  5. Step 5: Solve for x
    x = 9,289,984.52/3,261.71
  6. Step 6: Final answer
    x = 2,848.20

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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.