Home / 1,787.41-2,659.48-1,742.77

Finding the Fourth Proportional to 1,787.41, 2,659.48 and 1,742.77

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Solution

The fourth proportional to 1,787.41, 2,659.48 and 1,742.77 is: 2,593.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.41 : 2,659.48 = 1,742.77 : x
  2. Step 2: Convert to fraction form
    1,787.41/2,659.48 = 1,742.77/x
  3. Step 3: Cross multiply
    1,787.41x = 2,659.48 × 1,742.77
  4. Step 4: Simplify right side
    1,787.41x = 4,634,861.96
  5. Step 5: Solve for x
    x = 4,634,861.96/1,787.41
  6. Step 6: Final answer
    x = 2,593.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.