Home / 3,085.07-4,629.51-1,699.29

Finding the Fourth Proportional to 3,085.07, 4,629.51 and 1,699.29

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Solution

The fourth proportional to 3,085.07, 4,629.51 and 1,699.29 is: 2,549.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.07 : 4,629.51 = 1,699.29 : x
  2. Step 2: Convert to fraction form
    3,085.07/4,629.51 = 1,699.29/x
  3. Step 3: Cross multiply
    3,085.07x = 4,629.51 × 1,699.29
  4. Step 4: Simplify right side
    3,085.07x = 7,866,880.05
  5. Step 5: Solve for x
    x = 7,866,880.05/3,085.07
  6. Step 6: Final answer
    x = 2,549.99

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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.