Home / 8,879.43-13,291.41-6,542.07

Finding the Fourth Proportional to 8,879.43, 13,291.41 and 6,542.07

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Solution

The fourth proportional to 8,879.43, 13,291.41 and 6,542.07 is: 9,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.43 : 13,291.41 = 6,542.07 : x
  2. Step 2: Convert to fraction form
    8,879.43/13,291.41 = 6,542.07/x
  3. Step 3: Cross multiply
    8,879.43x = 13,291.41 × 6,542.07
  4. Step 4: Simplify right side
    8,879.43x = 86,953,334.62
  5. Step 5: Solve for x
    x = 86,953,334.62/8,879.43
  6. Step 6: Final answer
    x = 9,792.67

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1.5x scale

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.