Home / 9,268.02-13,907.49-3,428.70

Finding the Fourth Proportional to 9,268.02, 13,907.49 and 3,428.70

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Solution

The fourth proportional to 9,268.02, 13,907.49 and 3,428.70 is: 5,145.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.02 : 13,907.49 = 3,428.70 : x
  2. Step 2: Convert to fraction form
    9,268.02/13,907.49 = 3,428.70/x
  3. Step 3: Cross multiply
    9,268.02x = 13,907.49 × 3,428.70
  4. Step 4: Simplify right side
    9,268.02x = 47,684,610.96
  5. Step 5: Solve for x
    x = 47,684,610.96/9,268.02
  6. Step 6: Final answer
    x = 5,145.07

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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.