Home / 3,137.49-4,329.87-1,740.51

Finding the Fourth Proportional to 3,137.49, 4,329.87 and 1,740.51

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Solution

The fourth proportional to 3,137.49, 4,329.87 and 1,740.51 is: 2,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.49 : 4,329.87 = 1,740.51 : x
  2. Step 2: Convert to fraction form
    3,137.49/4,329.87 = 1,740.51/x
  3. Step 3: Cross multiply
    3,137.49x = 4,329.87 × 1,740.51
  4. Step 4: Simplify right side
    3,137.49x = 7,536,182.03
  5. Step 5: Solve for x
    x = 7,536,182.03/3,137.49
  6. Step 6: Final answer
    x = 2,401.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.