Home / 2,431.69-3,641.24-1,770.85

Finding the Fourth Proportional to 2,431.69, 3,641.24 and 1,770.85

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Solution

The fourth proportional to 2,431.69, 3,641.24 and 1,770.85 is: 2,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.69 : 3,641.24 = 1,770.85 : x
  2. Step 2: Convert to fraction form
    2,431.69/3,641.24 = 1,770.85/x
  3. Step 3: Cross multiply
    2,431.69x = 3,641.24 × 1,770.85
  4. Step 4: Simplify right side
    2,431.69x = 6,448,081.00
  5. Step 5: Solve for x
    x = 6,448,081.00/2,431.69
  6. Step 6: Final answer
    x = 2,651.69

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1.5x scale

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.