Home / 6,110.45-8,420.33-4,337.09

Finding the Fourth Proportional to 6,110.45, 8,420.33 and 4,337.09

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Solution

The fourth proportional to 6,110.45, 8,420.33 and 4,337.09 is: 5,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.45 : 8,420.33 = 4,337.09 : x
  2. Step 2: Convert to fraction form
    6,110.45/8,420.33 = 4,337.09/x
  3. Step 3: Cross multiply
    6,110.45x = 8,420.33 × 4,337.09
  4. Step 4: Simplify right side
    6,110.45x = 36,519,707.35
  5. Step 5: Solve for x
    x = 36,519,707.35/6,110.45
  6. Step 6: Final answer
    x = 5,976.60

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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.