Home / 3,544.80-4,893.74-2,485.81

Finding the Fourth Proportional to 3,544.80, 4,893.74 and 2,485.81

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Solution

The fourth proportional to 3,544.80, 4,893.74 and 2,485.81 is: 3,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544.80 : 4,893.74 = 2,485.81 : x
  2. Step 2: Convert to fraction form
    3,544.80/4,893.74 = 2,485.81/x
  3. Step 3: Cross multiply
    3,544.80x = 4,893.74 × 2,485.81
  4. Step 4: Simplify right side
    3,544.80x = 12,164,895.40
  5. Step 5: Solve for x
    x = 12,164,895.40/3,544.80
  6. Step 6: Final answer
    x = 3,431.76

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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.