Home / 2,948.87-4,069.33-1,622.56

Finding the Fourth Proportional to 2,948.87, 4,069.33 and 1,622.56

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Solution

The fourth proportional to 2,948.87, 4,069.33 and 1,622.56 is: 2,239.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.87 : 4,069.33 = 1,622.56 : x
  2. Step 2: Convert to fraction form
    2,948.87/4,069.33 = 1,622.56/x
  3. Step 3: Cross multiply
    2,948.87x = 4,069.33 × 1,622.56
  4. Step 4: Simplify right side
    2,948.87x = 6,602,732.08
  5. Step 5: Solve for x
    x = 6,602,732.08/2,948.87
  6. Step 6: Final answer
    x = 2,239.07

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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.