Home / 3,464.25-5,196.38-1,385.19

Finding the Fourth Proportional to 3,464.25, 5,196.38 and 1,385.19

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Solution

The fourth proportional to 3,464.25, 5,196.38 and 1,385.19 is: 2,077.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.25 : 5,196.38 = 1,385.19 : x
  2. Step 2: Convert to fraction form
    3,464.25/5,196.38 = 1,385.19/x
  3. Step 3: Cross multiply
    3,464.25x = 5,196.38 × 1,385.19
  4. Step 4: Simplify right side
    3,464.25x = 7,197,966.69
  5. Step 5: Solve for x
    x = 7,197,966.69/3,464.25
  6. Step 6: Final answer
    x = 2,077.79

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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.