Home / 1,953.76-2,924.32-1,295.84

Finding the Fourth Proportional to 1,953.76, 2,924.32 and 1,295.84

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Solution

The fourth proportional to 1,953.76, 2,924.32 and 1,295.84 is: 1,939.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.76 : 2,924.32 = 1,295.84 : x
  2. Step 2: Convert to fraction form
    1,953.76/2,924.32 = 1,295.84/x
  3. Step 3: Cross multiply
    1,953.76x = 2,924.32 × 1,295.84
  4. Step 4: Simplify right side
    1,953.76x = 3,789,450.83
  5. Step 5: Solve for x
    x = 3,789,450.83/1,953.76
  6. Step 6: Final answer
    x = 1,939.57

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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.