Home / 3,182.08-4,389.36-2,299.84

Finding the Fourth Proportional to 3,182.08, 4,389.36 and 2,299.84

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Solution

The fourth proportional to 3,182.08, 4,389.36 and 2,299.84 is: 3,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.08 : 4,389.36 = 2,299.84 : x
  2. Step 2: Convert to fraction form
    3,182.08/4,389.36 = 2,299.84/x
  3. Step 3: Cross multiply
    3,182.08x = 4,389.36 × 2,299.84
  4. Step 4: Simplify right side
    3,182.08x = 10,094,825.70
  5. Step 5: Solve for x
    x = 10,094,825.70/3,182.08
  6. Step 6: Final answer
    x = 3,172.40

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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.