Home / 3,116.37-4,673.01-1,930.53

Finding the Fourth Proportional to 3,116.37, 4,673.01 and 1,930.53

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Solution

The fourth proportional to 3,116.37, 4,673.01 and 1,930.53 is: 2,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.37 : 4,673.01 = 1,930.53 : x
  2. Step 2: Convert to fraction form
    3,116.37/4,673.01 = 1,930.53/x
  3. Step 3: Cross multiply
    3,116.37x = 4,673.01 × 1,930.53
  4. Step 4: Simplify right side
    3,116.37x = 9,021,386.00
  5. Step 5: Solve for x
    x = 9,021,386.00/3,116.37
  6. Step 6: Final answer
    x = 2,894.84

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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.