Home / 6,128.27-8,457.03-3,333.77

Finding the Fourth Proportional to 6,128.27, 8,457.03 and 3,333.77

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Solution

The fourth proportional to 6,128.27, 8,457.03 and 3,333.77 is: 4,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.27 : 8,457.03 = 3,333.77 : x
  2. Step 2: Convert to fraction form
    6,128.27/8,457.03 = 3,333.77/x
  3. Step 3: Cross multiply
    6,128.27x = 8,457.03 × 3,333.77
  4. Step 4: Simplify right side
    6,128.27x = 28,193,792.90
  5. Step 5: Solve for x
    x = 28,193,792.90/6,128.27
  6. Step 6: Final answer
    x = 4,600.61

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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.