Home / 3,148.08-4,344.89-1,822.60

Finding the Fourth Proportional to 3,148.08, 4,344.89 and 1,822.60

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Solution

The fourth proportional to 3,148.08, 4,344.89 and 1,822.60 is: 2,515.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.08 : 4,344.89 = 1,822.60 : x
  2. Step 2: Convert to fraction form
    3,148.08/4,344.89 = 1,822.60/x
  3. Step 3: Cross multiply
    3,148.08x = 4,344.89 × 1,822.60
  4. Step 4: Simplify right side
    3,148.08x = 7,918,996.51
  5. Step 5: Solve for x
    x = 7,918,996.51/3,148.08
  6. Step 6: Final answer
    x = 2,515.50

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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.