Home / 5,268.02-7,908.14-3,078.32

Finding the Fourth Proportional to 5,268.02, 7,908.14 and 3,078.32

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Solution

The fourth proportional to 5,268.02, 7,908.14 and 3,078.32 is: 4,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.02 : 7,908.14 = 3,078.32 : x
  2. Step 2: Convert to fraction form
    5,268.02/7,908.14 = 3,078.32/x
  3. Step 3: Cross multiply
    5,268.02x = 7,908.14 × 3,078.32
  4. Step 4: Simplify right side
    5,268.02x = 24,343,750.36
  5. Step 5: Solve for x
    x = 24,343,750.36/5,268.02
  6. Step 6: Final answer
    x = 4,621.05

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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.