Home / 8,790.48-13,188.42-3,596.76

Finding the Fourth Proportional to 8,790.48, 13,188.42 and 3,596.76

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Solution

The fourth proportional to 8,790.48, 13,188.42 and 3,596.76 is: 5,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.48 : 13,188.42 = 3,596.76 : x
  2. Step 2: Convert to fraction form
    8,790.48/13,188.42 = 3,596.76/x
  3. Step 3: Cross multiply
    8,790.48x = 13,188.42 × 3,596.76
  4. Step 4: Simplify right side
    8,790.48x = 47,435,581.52
  5. Step 5: Solve for x
    x = 47,435,581.52/8,790.48
  6. Step 6: Final answer
    x = 5,396.24

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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.