Home / 6,133.60-9,211.20-4,750.30

Finding the Fourth Proportional to 6,133.60, 9,211.20 and 4,750.30

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Solution

The fourth proportional to 6,133.60, 9,211.20 and 4,750.30 is: 7,133.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.60 : 9,211.20 = 4,750.30 : x
  2. Step 2: Convert to fraction form
    6,133.60/9,211.20 = 4,750.30/x
  3. Step 3: Cross multiply
    6,133.60x = 9,211.20 × 4,750.30
  4. Step 4: Simplify right side
    6,133.60x = 43,755,963.36
  5. Step 5: Solve for x
    x = 43,755,963.36/6,133.60
  6. Step 6: Final answer
    x = 7,133.81

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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.