Home / 2,950.11-4,071.33-1,771.29

Finding the Fourth Proportional to 2,950.11, 4,071.33 and 1,771.29

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Solution

The fourth proportional to 2,950.11, 4,071.33 and 1,771.29 is: 2,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.11 : 4,071.33 = 1,771.29 : x
  2. Step 2: Convert to fraction form
    2,950.11/4,071.33 = 1,771.29/x
  3. Step 3: Cross multiply
    2,950.11x = 4,071.33 × 1,771.29
  4. Step 4: Simplify right side
    2,950.11x = 7,211,506.12
  5. Step 5: Solve for x
    x = 7,211,506.12/2,950.11
  6. Step 6: Final answer
    x = 2,444.49

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1.5x scale

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.