Home / 2,911.08-4,362.33-1,448.22

Finding the Fourth Proportional to 2,911.08, 4,362.33 and 1,448.22

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Solution

The fourth proportional to 2,911.08, 4,362.33 and 1,448.22 is: 2,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.08 : 4,362.33 = 1,448.22 : x
  2. Step 2: Convert to fraction form
    2,911.08/4,362.33 = 1,448.22/x
  3. Step 3: Cross multiply
    2,911.08x = 4,362.33 × 1,448.22
  4. Step 4: Simplify right side
    2,911.08x = 6,317,613.55
  5. Step 5: Solve for x
    x = 6,317,613.55/2,911.08
  6. Step 6: Final answer
    x = 2,170.20

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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.