Home / 8,394.48-11,589.84-6,502.56

Finding the Fourth Proportional to 8,394.48, 11,589.84 and 6,502.56

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Solution

The fourth proportional to 8,394.48, 11,589.84 and 6,502.56 is: 8,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394.48 : 11,589.84 = 6,502.56 : x
  2. Step 2: Convert to fraction form
    8,394.48/11,589.84 = 6,502.56/x
  3. Step 3: Cross multiply
    8,394.48x = 11,589.84 × 6,502.56
  4. Step 4: Simplify right side
    8,394.48x = 75,363,629.99
  5. Step 5: Solve for x
    x = 75,363,629.99/8,394.48
  6. Step 6: Final answer
    x = 8,977.76

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1.5x scale

Why These Related Problems?

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