Home / 2,950.42-4,071.31-1,624.18

Finding the Fourth Proportional to 2,950.42, 4,071.31 and 1,624.18

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Solution

The fourth proportional to 2,950.42, 4,071.31 and 1,624.18 is: 2,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.42 : 4,071.31 = 1,624.18 : x
  2. Step 2: Convert to fraction form
    2,950.42/4,071.31 = 1,624.18/x
  3. Step 3: Cross multiply
    2,950.42x = 4,071.31 × 1,624.18
  4. Step 4: Simplify right side
    2,950.42x = 6,612,540.28
  5. Step 5: Solve for x
    x = 6,612,540.28/2,950.42
  6. Step 6: Final answer
    x = 2,241.22

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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.