Home / 1,935.14-2,902.67-474.29

Finding the Fourth Proportional to 1,935.14, 2,902.67 and 474.29

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Solution

The fourth proportional to 1,935.14, 2,902.67 and 474.29 is: 711.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.14 : 2,902.67 = 474.29 : x
  2. Step 2: Convert to fraction form
    1,935.14/2,902.67 = 474.29/x
  3. Step 3: Cross multiply
    1,935.14x = 2,902.67 × 474.29
  4. Step 4: Simplify right side
    1,935.14x = 1,376,690.47
  5. Step 5: Solve for x
    x = 1,376,690.47/1,935.14
  6. Step 6: Final answer
    x = 711.42

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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.