Home / 8,790.41-13,189.94-4,110.74

Finding the Fourth Proportional to 8,790.41, 13,189.94 and 4,110.74

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Solution

The fourth proportional to 8,790.41, 13,189.94 and 4,110.74 is: 6,168.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.41 : 13,189.94 = 4,110.74 : x
  2. Step 2: Convert to fraction form
    8,790.41/13,189.94 = 4,110.74/x
  3. Step 3: Cross multiply
    8,790.41x = 13,189.94 × 4,110.74
  4. Step 4: Simplify right side
    8,790.41x = 54,220,327.45
  5. Step 5: Solve for x
    x = 54,220,327.45/8,790.41
  6. Step 6: Final answer
    x = 6,168.13

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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.