Home / 4,984.60-7,485.36-4,785.96

Finding the Fourth Proportional to 4,984.60, 7,485.36 and 4,785.96

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Solution

The fourth proportional to 4,984.60, 7,485.36 and 4,785.96 is: 7,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.60 : 7,485.36 = 4,785.96 : x
  2. Step 2: Convert to fraction form
    4,984.60/7,485.36 = 4,785.96/x
  3. Step 3: Cross multiply
    4,984.60x = 7,485.36 × 4,785.96
  4. Step 4: Simplify right side
    4,984.60x = 35,824,633.55
  5. Step 5: Solve for x
    x = 35,824,633.55/4,984.60
  6. Step 6: Final answer
    x = 7,187.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.