Home / 3,943.08-5,902.31-2,904.25

Finding the Fourth Proportional to 3,943.08, 5,902.31 and 2,904.25

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Solution

The fourth proportional to 3,943.08, 5,902.31 and 2,904.25 is: 4,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.08 : 5,902.31 = 2,904.25 : x
  2. Step 2: Convert to fraction form
    3,943.08/5,902.31 = 2,904.25/x
  3. Step 3: Cross multiply
    3,943.08x = 5,902.31 × 2,904.25
  4. Step 4: Simplify right side
    3,943.08x = 17,141,769.30
  5. Step 5: Solve for x
    x = 17,141,769.30/3,943.08
  6. Step 6: Final answer
    x = 4,347.31

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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.