Home / 1,788.43-2,682.47-1,094.74

Finding the Fourth Proportional to 1,788.43, 2,682.47 and 1,094.74

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Solution

The fourth proportional to 1,788.43, 2,682.47 and 1,094.74 is: 1,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.43 : 2,682.47 = 1,094.74 : x
  2. Step 2: Convert to fraction form
    1,788.43/2,682.47 = 1,094.74/x
  3. Step 3: Cross multiply
    1,788.43x = 2,682.47 × 1,094.74
  4. Step 4: Simplify right side
    1,788.43x = 2,936,607.21
  5. Step 5: Solve for x
    x = 2,936,607.21/1,788.43
  6. Step 6: Final answer
    x = 1,642.00

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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.