Home / 3,314.16-4,968.36-1,854

Finding the Fourth Proportional to 3,314.16, 4,968.36 and 1,854

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Solution

The fourth proportional to 3,314.16, 4,968.36 and 1,854 is: 2,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314.16 : 4,968.36 = 1,854 : x
  2. Step 2: Convert to fraction form
    3,314.16/4,968.36 = 1,854/x
  3. Step 3: Cross multiply
    3,314.16x = 4,968.36 × 1,854
  4. Step 4: Simplify right side
    3,314.16x = 9,211,339.44
  5. Step 5: Solve for x
    x = 9,211,339.44/3,314.16
  6. Step 6: Final answer
    x = 2,779.39

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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.