Home / 2,862.04-4,297.26-1,763.20

Finding the Fourth Proportional to 2,862.04, 4,297.26 and 1,763.20

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Solution

The fourth proportional to 2,862.04, 4,297.26 and 1,763.20 is: 2,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.04 : 4,297.26 = 1,763.20 : x
  2. Step 2: Convert to fraction form
    2,862.04/4,297.26 = 1,763.20/x
  3. Step 3: Cross multiply
    2,862.04x = 4,297.26 × 1,763.20
  4. Step 4: Simplify right side
    2,862.04x = 7,576,928.83
  5. Step 5: Solve for x
    x = 7,576,928.83/2,862.04
  6. Step 6: Final answer
    x = 2,647.39

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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.