Home / 3,316.56-4,973.49-1,442.58

Finding the Fourth Proportional to 3,316.56, 4,973.49 and 1,442.58

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Solution

The fourth proportional to 3,316.56, 4,973.49 and 1,442.58 is: 2,163.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.56 : 4,973.49 = 1,442.58 : x
  2. Step 2: Convert to fraction form
    3,316.56/4,973.49 = 1,442.58/x
  3. Step 3: Cross multiply
    3,316.56x = 4,973.49 × 1,442.58
  4. Step 4: Simplify right side
    3,316.56x = 7,174,657.20
  5. Step 5: Solve for x
    x = 7,174,657.20/3,316.56
  6. Step 6: Final answer
    x = 2,163.28

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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.