Home / 2,858.22-4,283.68-1,885.02

Finding the Fourth Proportional to 2,858.22, 4,283.68 and 1,885.02

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Solution

The fourth proportional to 2,858.22, 4,283.68 and 1,885.02 is: 2,825.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.22 : 4,283.68 = 1,885.02 : x
  2. Step 2: Convert to fraction form
    2,858.22/4,283.68 = 1,885.02/x
  3. Step 3: Cross multiply
    2,858.22x = 4,283.68 × 1,885.02
  4. Step 4: Simplify right side
    2,858.22x = 8,074,822.47
  5. Step 5: Solve for x
    x = 8,074,822.47/2,858.22
  6. Step 6: Final answer
    x = 2,825.12

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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.