Home / 5,208.01-7,812.62-3,260.36

Finding the Fourth Proportional to 5,208.01, 7,812.62 and 3,260.36

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Solution

The fourth proportional to 5,208.01, 7,812.62 and 3,260.36 is: 4,890.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.01 : 7,812.62 = 3,260.36 : x
  2. Step 2: Convert to fraction form
    5,208.01/7,812.62 = 3,260.36/x
  3. Step 3: Cross multiply
    5,208.01x = 7,812.62 × 3,260.36
  4. Step 4: Simplify right side
    5,208.01x = 25,471,969.20
  5. Step 5: Solve for x
    x = 25,471,969.20/5,208.01
  6. Step 6: Final answer
    x = 4,890.92

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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.