Home / 4,495.02-6,747.32-3,978.31

Finding the Fourth Proportional to 4,495.02, 6,747.32 and 3,978.31

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Solution

The fourth proportional to 4,495.02, 6,747.32 and 3,978.31 is: 5,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,495.02 : 6,747.32 = 3,978.31 : x
  2. Step 2: Convert to fraction form
    4,495.02/6,747.32 = 3,978.31/x
  3. Step 3: Cross multiply
    4,495.02x = 6,747.32 × 3,978.31
  4. Step 4: Simplify right side
    4,495.02x = 26,842,923.71
  5. Step 5: Solve for x
    x = 26,842,923.71/4,495.02
  6. Step 6: Final answer
    x = 5,971.70

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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.