Home / 8,280.36-11,427.48-4,744.44

Finding the Fourth Proportional to 8,280.36, 11,427.48 and 4,744.44

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Solution

The fourth proportional to 8,280.36, 11,427.48 and 4,744.44 is: 6,547.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,280.36 : 11,427.48 = 4,744.44 : x
  2. Step 2: Convert to fraction form
    8,280.36/11,427.48 = 4,744.44/x
  3. Step 3: Cross multiply
    8,280.36x = 11,427.48 × 4,744.44
  4. Step 4: Simplify right side
    8,280.36x = 54,216,993.21
  5. Step 5: Solve for x
    x = 54,216,993.21/8,280.36
  6. Step 6: Final answer
    x = 6,547.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.