Home / 1,874.08-2,811.12-1,094.56

Finding the Fourth Proportional to 1,874.08, 2,811.12 and 1,094.56

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Solution

The fourth proportional to 1,874.08, 2,811.12 and 1,094.56 is: 1,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874.08 : 2,811.12 = 1,094.56 : x
  2. Step 2: Convert to fraction form
    1,874.08/2,811.12 = 1,094.56/x
  3. Step 3: Cross multiply
    1,874.08x = 2,811.12 × 1,094.56
  4. Step 4: Simplify right side
    1,874.08x = 3,076,939.51
  5. Step 5: Solve for x
    x = 3,076,939.51/1,874.08
  6. Step 6: Final answer
    x = 1,641.84

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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.