Home / 9,178.08-13,765.32-2,602.68

Finding the Fourth Proportional to 9,178.08, 13,765.32 and 2,602.68

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Solution

The fourth proportional to 9,178.08, 13,765.32 and 2,602.68 is: 3,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.08 : 13,765.32 = 2,602.68 : x
  2. Step 2: Convert to fraction form
    9,178.08/13,765.32 = 2,602.68/x
  3. Step 3: Cross multiply
    9,178.08x = 13,765.32 × 2,602.68
  4. Step 4: Simplify right side
    9,178.08x = 35,826,723.06
  5. Step 5: Solve for x
    x = 35,826,723.06/9,178.08
  6. Step 6: Final answer
    x = 3,903.51

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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.