Home / 1,935.29-2,902.93-702.69

Finding the Fourth Proportional to 1,935.29, 2,902.93 and 702.69

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Solution

The fourth proportional to 1,935.29, 2,902.93 and 702.69 is: 1,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.29 : 2,902.93 = 702.69 : x
  2. Step 2: Convert to fraction form
    1,935.29/2,902.93 = 702.69/x
  3. Step 3: Cross multiply
    1,935.29x = 2,902.93 × 702.69
  4. Step 4: Simplify right side
    1,935.29x = 2,039,856.37
  5. Step 5: Solve for x
    x = 2,039,856.37/1,935.29
  6. Step 6: Final answer
    x = 1,054.03

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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.