Home / 3,284.12-4,889.55-3,238.16

Finding the Fourth Proportional to 3,284.12, 4,889.55 and 3,238.16

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Solution

The fourth proportional to 3,284.12, 4,889.55 and 3,238.16 is: 4,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.12 : 4,889.55 = 3,238.16 : x
  2. Step 2: Convert to fraction form
    3,284.12/4,889.55 = 3,238.16/x
  3. Step 3: Cross multiply
    3,284.12x = 4,889.55 × 3,238.16
  4. Step 4: Simplify right side
    3,284.12x = 15,833,145.23
  5. Step 5: Solve for x
    x = 15,833,145.23/3,284.12
  6. Step 6: Final answer
    x = 4,821.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.