Home / 2,948.58-4,069.20-1,770.66

Finding the Fourth Proportional to 2,948.58, 4,069.20 and 1,770.66

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Solution

The fourth proportional to 2,948.58, 4,069.20 and 1,770.66 is: 2,443.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.58 : 4,069.20 = 1,770.66 : x
  2. Step 2: Convert to fraction form
    2,948.58/4,069.20 = 1,770.66/x
  3. Step 3: Cross multiply
    2,948.58x = 4,069.20 × 1,770.66
  4. Step 4: Simplify right side
    2,948.58x = 7,205,169.67
  5. Step 5: Solve for x
    x = 7,205,169.67/2,948.58
  6. Step 6: Final answer
    x = 2,443.61

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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.