Home / 3,970.58-5,954.51-1,506.11

Finding the Fourth Proportional to 3,970.58, 5,954.51 and 1,506.11

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Solution

The fourth proportional to 3,970.58, 5,954.51 and 1,506.11 is: 2,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.58 : 5,954.51 = 1,506.11 : x
  2. Step 2: Convert to fraction form
    3,970.58/5,954.51 = 1,506.11/x
  3. Step 3: Cross multiply
    3,970.58x = 5,954.51 × 1,506.11
  4. Step 4: Simplify right side
    3,970.58x = 8,968,147.06
  5. Step 5: Solve for x
    x = 8,968,147.06/3,970.58
  6. Step 6: Final answer
    x = 2,258.65

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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.