Home / 3,154.19-4,731.30-962.96

Finding the Fourth Proportional to 3,154.19, 4,731.30 and 962.96

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Solution

The fourth proportional to 3,154.19, 4,731.30 and 962.96 is: 1,444.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.19 : 4,731.30 = 962.96 : x
  2. Step 2: Convert to fraction form
    3,154.19/4,731.30 = 962.96/x
  3. Step 3: Cross multiply
    3,154.19x = 4,731.30 × 962.96
  4. Step 4: Simplify right side
    3,154.19x = 4,556,028.99
  5. Step 5: Solve for x
    x = 4,556,028.99/3,154.19
  6. Step 6: Final answer
    x = 1,444.44

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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.