Home / 4,804.37-6,629.36-2,815.55

Finding the Fourth Proportional to 4,804.37, 6,629.36 and 2,815.55

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Solution

The fourth proportional to 4,804.37, 6,629.36 and 2,815.55 is: 3,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.37 : 6,629.36 = 2,815.55 : x
  2. Step 2: Convert to fraction form
    4,804.37/6,629.36 = 2,815.55/x
  3. Step 3: Cross multiply
    4,804.37x = 6,629.36 × 2,815.55
  4. Step 4: Simplify right side
    4,804.37x = 18,665,247.32
  5. Step 5: Solve for x
    x = 18,665,247.32/4,804.37
  6. Step 6: Final answer
    x = 3,885.06

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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.