Home / 6,128.24-8,457.06-3,333.74

Finding the Fourth Proportional to 6,128.24, 8,457.06 and 3,333.74

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Solution

The fourth proportional to 6,128.24, 8,457.06 and 3,333.74 is: 4,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.24 : 8,457.06 = 3,333.74 : x
  2. Step 2: Convert to fraction form
    6,128.24/8,457.06 = 3,333.74/x
  3. Step 3: Cross multiply
    6,128.24x = 8,457.06 × 3,333.74
  4. Step 4: Simplify right side
    6,128.24x = 28,193,639.20
  5. Step 5: Solve for x
    x = 28,193,639.20/6,128.24
  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.