Home / 7,821.51-10,794.46-4,464.83

Finding the Fourth Proportional to 7,821.51, 10,794.46 and 4,464.83

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Solution

The fourth proportional to 7,821.51, 10,794.46 and 4,464.83 is: 6,161.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.51 : 10,794.46 = 4,464.83 : x
  2. Step 2: Convert to fraction form
    7,821.51/10,794.46 = 4,464.83/x
  3. Step 3: Cross multiply
    7,821.51x = 10,794.46 × 4,464.83
  4. Step 4: Simplify right side
    7,821.51x = 48,195,379.76
  5. Step 5: Solve for x
    x = 48,195,379.76/7,821.51
  6. Step 6: Final answer
    x = 6,161.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.