Home / 7,804.18-11,707.84-2,873.85

Finding the Fourth Proportional to 7,804.18, 11,707.84 and 2,873.85

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Solution

The fourth proportional to 7,804.18, 11,707.84 and 2,873.85 is: 4,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.18 : 11,707.84 = 2,873.85 : x
  2. Step 2: Convert to fraction form
    7,804.18/11,707.84 = 2,873.85/x
  3. Step 3: Cross multiply
    7,804.18x = 11,707.84 × 2,873.85
  4. Step 4: Simplify right side
    7,804.18x = 33,646,535.67
  5. Step 5: Solve for x
    x = 33,646,535.67/7,804.18
  6. Step 6: Final answer
    x = 4,311.35

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1.5x scale

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.