Home / 1,933.84-2,902.16-1,316.08

Finding the Fourth Proportional to 1,933.84, 2,902.16 and 1,316.08

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Solution

The fourth proportional to 1,933.84, 2,902.16 and 1,316.08 is: 1,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.84 : 2,902.16 = 1,316.08 : x
  2. Step 2: Convert to fraction form
    1,933.84/2,902.16 = 1,316.08/x
  3. Step 3: Cross multiply
    1,933.84x = 2,902.16 × 1,316.08
  4. Step 4: Simplify right side
    1,933.84x = 3,819,474.73
  5. Step 5: Solve for x
    x = 3,819,474.73/1,933.84
  6. Step 6: Final answer
    x = 1,975.07

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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.