Home / 1,677.40-2,518.22-1,063.68

Finding the Fourth Proportional to 1,677.40, 2,518.22 and 1,063.68

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Solution

The fourth proportional to 1,677.40, 2,518.22 and 1,063.68 is: 1,596.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677.40 : 2,518.22 = 1,063.68 : x
  2. Step 2: Convert to fraction form
    1,677.40/2,518.22 = 1,063.68/x
  3. Step 3: Cross multiply
    1,677.40x = 2,518.22 × 1,063.68
  4. Step 4: Simplify right side
    1,677.40x = 2,678,580.25
  5. Step 5: Solve for x
    x = 2,678,580.25/1,677.40
  6. Step 6: Final answer
    x = 1,596.86

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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.