Home / 3,137.36-4,329.56-1,740.11

Finding the Fourth Proportional to 3,137.36, 4,329.56 and 1,740.11

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Solution

The fourth proportional to 3,137.36, 4,329.56 and 1,740.11 is: 2,401.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.36 : 4,329.56 = 1,740.11 : x
  2. Step 2: Convert to fraction form
    3,137.36/4,329.56 = 1,740.11/x
  3. Step 3: Cross multiply
    3,137.36x = 4,329.56 × 1,740.11
  4. Step 4: Simplify right side
    3,137.36x = 7,533,893.35
  5. Step 5: Solve for x
    x = 7,533,893.35/3,137.36
  6. Step 6: Final answer
    x = 2,401.35

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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.