Home / 2,957.34-4,433.80-1,396.45

Finding the Fourth Proportional to 2,957.34, 4,433.80 and 1,396.45

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Solution

The fourth proportional to 2,957.34, 4,433.80 and 1,396.45 is: 2,093.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.34 : 4,433.80 = 1,396.45 : x
  2. Step 2: Convert to fraction form
    2,957.34/4,433.80 = 1,396.45/x
  3. Step 3: Cross multiply
    2,957.34x = 4,433.80 × 1,396.45
  4. Step 4: Simplify right side
    2,957.34x = 6,191,580.01
  5. Step 5: Solve for x
    x = 6,191,580.01/2,957.34
  6. Step 6: Final answer
    x = 2,093.63

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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.