Home / 2,965.09-4,091.65-1,771.42

Finding the Fourth Proportional to 2,965.09, 4,091.65 and 1,771.42

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Solution

The fourth proportional to 2,965.09, 4,091.65 and 1,771.42 is: 2,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.09 : 4,091.65 = 1,771.42 : x
  2. Step 2: Convert to fraction form
    2,965.09/4,091.65 = 1,771.42/x
  3. Step 3: Cross multiply
    2,965.09x = 4,091.65 × 1,771.42
  4. Step 4: Simplify right side
    2,965.09x = 7,248,030.64
  5. Step 5: Solve for x
    x = 7,248,030.64/2,965.09
  6. Step 6: Final answer
    x = 2,444.46

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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.