Home / 9,182.24-13,790.34-6,410.78

Finding the Fourth Proportional to 9,182.24, 13,790.34 and 6,410.78

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Solution

The fourth proportional to 9,182.24, 13,790.34 and 6,410.78 is: 9,628.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,182.24 : 13,790.34 = 6,410.78 : x
  2. Step 2: Convert to fraction form
    9,182.24/13,790.34 = 6,410.78/x
  3. Step 3: Cross multiply
    9,182.24x = 13,790.34 × 6,410.78
  4. Step 4: Simplify right side
    9,182.24x = 88,406,835.87
  5. Step 5: Solve for x
    x = 88,406,835.87/9,182.24
  6. Step 6: Final answer
    x = 9,628.02

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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.