Home / 1,935.46-2,903.76-702.85

Finding the Fourth Proportional to 1,935.46, 2,903.76 and 702.85

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Solution

The fourth proportional to 1,935.46, 2,903.76 and 702.85 is: 1,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.46 : 2,903.76 = 702.85 : x
  2. Step 2: Convert to fraction form
    1,935.46/2,903.76 = 702.85/x
  3. Step 3: Cross multiply
    1,935.46x = 2,903.76 × 702.85
  4. Step 4: Simplify right side
    1,935.46x = 2,040,904.20
  5. Step 5: Solve for x
    x = 2,040,904.20/1,935.46
  6. Step 6: Final answer
    x = 1,054.48

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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.