Home / 3,365.22-5,046.72-1,285.14

Finding the Fourth Proportional to 3,365.22, 5,046.72 and 1,285.14

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Solution

The fourth proportional to 3,365.22, 5,046.72 and 1,285.14 is: 1,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.22 : 5,046.72 = 1,285.14 : x
  2. Step 2: Convert to fraction form
    3,365.22/5,046.72 = 1,285.14/x
  3. Step 3: Cross multiply
    3,365.22x = 5,046.72 × 1,285.14
  4. Step 4: Simplify right side
    3,365.22x = 6,485,741.74
  5. Step 5: Solve for x
    x = 6,485,741.74/3,365.22
  6. Step 6: Final answer
    x = 1,927.29

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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.