Home / 4,930.67-7,395.75-1,810.44

Finding the Fourth Proportional to 4,930.67, 7,395.75 and 1,810.44

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Solution

The fourth proportional to 4,930.67, 7,395.75 and 1,810.44 is: 2,715.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.67 : 7,395.75 = 1,810.44 : x
  2. Step 2: Convert to fraction form
    4,930.67/7,395.75 = 1,810.44/x
  3. Step 3: Cross multiply
    4,930.67x = 7,395.75 × 1,810.44
  4. Step 4: Simplify right side
    4,930.67x = 13,389,541.99
  5. Step 5: Solve for x
    x = 13,389,541.99/4,930.67
  6. Step 6: Final answer
    x = 2,715.56

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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.