Home / 8,790.34-13,187.62-3,596.23

Finding the Fourth Proportional to 8,790.34, 13,187.62 and 3,596.23

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Solution

The fourth proportional to 8,790.34, 13,187.62 and 3,596.23 is: 5,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.34 : 13,187.62 = 3,596.23 : x
  2. Step 2: Convert to fraction form
    8,790.34/13,187.62 = 3,596.23/x
  3. Step 3: Cross multiply
    8,790.34x = 13,187.62 × 3,596.23
  4. Step 4: Simplify right side
    8,790.34x = 47,425,648.73
  5. Step 5: Solve for x
    x = 47,425,648.73/8,790.34
  6. Step 6: Final answer
    x = 5,395.20

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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.