Home / 2,948.26-4,068.81-1,622.02

Finding the Fourth Proportional to 2,948.26, 4,068.81 and 1,622.02

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Solution

The fourth proportional to 2,948.26, 4,068.81 and 1,622.02 is: 2,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.26 : 4,068.81 = 1,622.02 : x
  2. Step 2: Convert to fraction form
    2,948.26/4,068.81 = 1,622.02/x
  3. Step 3: Cross multiply
    2,948.26x = 4,068.81 × 1,622.02
  4. Step 4: Simplify right side
    2,948.26x = 6,599,681.02
  5. Step 5: Solve for x
    x = 6,599,681.02/2,948.26
  6. Step 6: Final answer
    x = 2,238.50

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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.