Home / 4,785.48-6,604.74-3,999.24

Finding the Fourth Proportional to 4,785.48, 6,604.74 and 3,999.24

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Solution

The fourth proportional to 4,785.48, 6,604.74 and 3,999.24 is: 5,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.48 : 6,604.74 = 3,999.24 : x
  2. Step 2: Convert to fraction form
    4,785.48/6,604.74 = 3,999.24/x
  3. Step 3: Cross multiply
    4,785.48x = 6,604.74 × 3,999.24
  4. Step 4: Simplify right side
    4,785.48x = 26,413,940.40
  5. Step 5: Solve for x
    x = 26,413,940.40/4,785.48
  6. Step 6: Final answer
    x = 5,519.60

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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.