Home / 2,823.07-4,226.28-1,779.88

Finding the Fourth Proportional to 2,823.07, 4,226.28 and 1,779.88

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Solution

The fourth proportional to 2,823.07, 4,226.28 and 1,779.88 is: 2,664.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.07 : 4,226.28 = 1,779.88 : x
  2. Step 2: Convert to fraction form
    2,823.07/4,226.28 = 1,779.88/x
  3. Step 3: Cross multiply
    2,823.07x = 4,226.28 × 1,779.88
  4. Step 4: Simplify right side
    2,823.07x = 7,522,271.25
  5. Step 5: Solve for x
    x = 7,522,271.25/2,823.07
  6. Step 6: Final answer
    x = 2,664.57

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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.