Home / 1,415.26-1,950.33-942.62

Finding the Fourth Proportional to 1,415.26, 1,950.33 and 942.62

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Solution

The fourth proportional to 1,415.26, 1,950.33 and 942.62 is: 1,299.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415.26 : 1,950.33 = 942.62 : x
  2. Step 2: Convert to fraction form
    1,415.26/1,950.33 = 942.62/x
  3. Step 3: Cross multiply
    1,415.26x = 1,950.33 × 942.62
  4. Step 4: Simplify right side
    1,415.26x = 1,838,424.94
  5. Step 5: Solve for x
    x = 1,838,424.94/1,415.26
  6. Step 6: Final answer
    x = 1,299.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.