Home / 6,109.50-8,435.97-4,790.01

Finding the Fourth Proportional to 6,109.50, 8,435.97 and 4,790.01

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Solution

The fourth proportional to 6,109.50, 8,435.97 and 4,790.01 is: 6,614.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.50 : 8,435.97 = 4,790.01 : x
  2. Step 2: Convert to fraction form
    6,109.50/8,435.97 = 4,790.01/x
  3. Step 3: Cross multiply
    6,109.50x = 8,435.97 × 4,790.01
  4. Step 4: Simplify right side
    6,109.50x = 40,408,380.66
  5. Step 5: Solve for x
    x = 40,408,380.66/6,109.50
  6. Step 6: Final answer
    x = 6,614.02

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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.