Home / 1,832.86-2,529.78-1,047.36

Finding the Fourth Proportional to 1,832.86, 2,529.78 and 1,047.36

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Solution

The fourth proportional to 1,832.86, 2,529.78 and 1,047.36 is: 1,445.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.86 : 2,529.78 = 1,047.36 : x
  2. Step 2: Convert to fraction form
    1,832.86/2,529.78 = 1,047.36/x
  3. Step 3: Cross multiply
    1,832.86x = 2,529.78 × 1,047.36
  4. Step 4: Simplify right side
    1,832.86x = 2,649,590.38
  5. Step 5: Solve for x
    x = 2,649,590.38/1,832.86
  6. Step 6: Final answer
    x = 1,445.61

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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.