Home / 1,935.09-2,902.75-702.63

Finding the Fourth Proportional to 1,935.09, 2,902.75 and 702.63

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Solution

The fourth proportional to 1,935.09, 2,902.75 and 702.63 is: 1,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.09 : 2,902.75 = 702.63 : x
  2. Step 2: Convert to fraction form
    1,935.09/2,902.75 = 702.63/x
  3. Step 3: Cross multiply
    1,935.09x = 2,902.75 × 702.63
  4. Step 4: Simplify right side
    1,935.09x = 2,039,557.48
  5. Step 5: Solve for x
    x = 2,039,557.48/1,935.09
  6. Step 6: Final answer
    x = 1,053.99

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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.