Home / 4,683.36-7,024.57-1,220.61

Finding the Fourth Proportional to 4,683.36, 7,024.57 and 1,220.61

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Solution

The fourth proportional to 4,683.36, 7,024.57 and 1,220.61 is: 1,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.36 : 7,024.57 = 1,220.61 : x
  2. Step 2: Convert to fraction form
    4,683.36/7,024.57 = 1,220.61/x
  3. Step 3: Cross multiply
    4,683.36x = 7,024.57 × 1,220.61
  4. Step 4: Simplify right side
    4,683.36x = 8,574,260.39
  5. Step 5: Solve for x
    x = 8,574,260.39/4,683.36
  6. Step 6: Final answer
    x = 1,830.79

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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.