Home / 2,284.05-3,420.66-1,308.27

Finding the Fourth Proportional to 2,284.05, 3,420.66 and 1,308.27

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Solution

The fourth proportional to 2,284.05, 3,420.66 and 1,308.27 is: 1,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.05 : 3,420.66 = 1,308.27 : x
  2. Step 2: Convert to fraction form
    2,284.05/3,420.66 = 1,308.27/x
  3. Step 3: Cross multiply
    2,284.05x = 3,420.66 × 1,308.27
  4. Step 4: Simplify right side
    2,284.05x = 4,475,146.86
  5. Step 5: Solve for x
    x = 4,475,146.86/2,284.05
  6. Step 6: Final answer
    x = 1,959.30

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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.