Home / 6,128.24-8,457.04-3,475.58

Finding the Fourth Proportional to 6,128.24, 8,457.04 and 3,475.58

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Solution

The fourth proportional to 6,128.24, 8,457.04 and 3,475.58 is: 4,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.24 : 8,457.04 = 3,475.58 : x
  2. Step 2: Convert to fraction form
    6,128.24/8,457.04 = 3,475.58/x
  3. Step 3: Cross multiply
    6,128.24x = 8,457.04 × 3,475.58
  4. Step 4: Simplify right side
    6,128.24x = 29,393,119.08
  5. Step 5: Solve for x
    x = 29,393,119.08/6,128.24
  6. Step 6: Final answer
    x = 4,796.34

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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.