Home / 3,485.36-5,230.08-1,295.64

Finding the Fourth Proportional to 3,485.36, 5,230.08 and 1,295.64

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Solution

The fourth proportional to 3,485.36, 5,230.08 and 1,295.64 is: 1,944.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.36 : 5,230.08 = 1,295.64 : x
  2. Step 2: Convert to fraction form
    3,485.36/5,230.08 = 1,295.64/x
  3. Step 3: Cross multiply
    3,485.36x = 5,230.08 × 1,295.64
  4. Step 4: Simplify right side
    3,485.36x = 6,776,300.85
  5. Step 5: Solve for x
    x = 6,776,300.85/3,485.36
  6. Step 6: Final answer
    x = 1,944.22

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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.