Home / 4,779.15-7,168.85-2,313.51

Finding the Fourth Proportional to 4,779.15, 7,168.85 and 2,313.51

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Solution

The fourth proportional to 4,779.15, 7,168.85 and 2,313.51 is: 3,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.15 : 7,168.85 = 2,313.51 : x
  2. Step 2: Convert to fraction form
    4,779.15/7,168.85 = 2,313.51/x
  3. Step 3: Cross multiply
    4,779.15x = 7,168.85 × 2,313.51
  4. Step 4: Simplify right side
    4,779.15x = 16,585,194.60
  5. Step 5: Solve for x
    x = 16,585,194.60/4,779.15
  6. Step 6: Final answer
    x = 3,470.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.