Home / 4,804.14-6,623.55-3,228.78

Finding the Fourth Proportional to 4,804.14, 6,623.55 and 3,228.78

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Solution

The fourth proportional to 4,804.14, 6,623.55 and 3,228.78 is: 4,451.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.14 : 6,623.55 = 3,228.78 : x
  2. Step 2: Convert to fraction form
    4,804.14/6,623.55 = 3,228.78/x
  3. Step 3: Cross multiply
    4,804.14x = 6,623.55 × 3,228.78
  4. Step 4: Simplify right side
    4,804.14x = 21,385,985.77
  5. Step 5: Solve for x
    x = 21,385,985.77/4,804.14
  6. Step 6: Final answer
    x = 4,451.57

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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.