Home / 2,949.45-4,070.24-1,770.52

Finding the Fourth Proportional to 2,949.45, 4,070.24 and 1,770.52

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Solution

The fourth proportional to 2,949.45, 4,070.24 and 1,770.52 is: 2,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.45 : 4,070.24 = 1,770.52 : x
  2. Step 2: Convert to fraction form
    2,949.45/4,070.24 = 1,770.52/x
  3. Step 3: Cross multiply
    2,949.45x = 4,070.24 × 1,770.52
  4. Step 4: Simplify right side
    2,949.45x = 7,206,441.32
  5. Step 5: Solve for x
    x = 7,206,441.32/2,949.45
  6. Step 6: Final answer
    x = 2,443.32

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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.