Home / 3,903.36-5,848.56-3,173.28

Finding the Fourth Proportional to 3,903.36, 5,848.56 and 3,173.28

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Solution

The fourth proportional to 3,903.36, 5,848.56 and 3,173.28 is: 4,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.36 : 5,848.56 = 3,173.28 : x
  2. Step 2: Convert to fraction form
    3,903.36/5,848.56 = 3,173.28/x
  3. Step 3: Cross multiply
    3,903.36x = 5,848.56 × 3,173.28
  4. Step 4: Simplify right side
    3,903.36x = 18,559,118.48
  5. Step 5: Solve for x
    x = 18,559,118.48/3,903.36
  6. Step 6: Final answer
    x = 4,754.65

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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.