Home / 6,128.36-8,457.55-3,475.94

Finding the Fourth Proportional to 6,128.36, 8,457.55 and 3,475.94

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Solution

The fourth proportional to 6,128.36, 8,457.55 and 3,475.94 is: 4,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.36 : 8,457.55 = 3,475.94 : x
  2. Step 2: Convert to fraction form
    6,128.36/8,457.55 = 3,475.94/x
  3. Step 3: Cross multiply
    6,128.36x = 8,457.55 × 3,475.94
  4. Step 4: Simplify right side
    6,128.36x = 29,397,936.35
  5. Step 5: Solve for x
    x = 29,397,936.35/6,128.36
  6. Step 6: Final answer
    x = 4,797.03

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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.