Home / 2,948.27-4,068.62-1,622.03

Finding the Fourth Proportional to 2,948.27, 4,068.62 and 1,622.03

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Solution

The fourth proportional to 2,948.27, 4,068.62 and 1,622.03 is: 2,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.27 : 4,068.62 = 1,622.03 : x
  2. Step 2: Convert to fraction form
    2,948.27/4,068.62 = 1,622.03/x
  3. Step 3: Cross multiply
    2,948.27x = 4,068.62 × 1,622.03
  4. Step 4: Simplify right side
    2,948.27x = 6,599,399.05
  5. Step 5: Solve for x
    x = 6,599,399.05/2,948.27
  6. Step 6: Final answer
    x = 2,238.39

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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.