Home / 6,086.80-8,399.64-3,434.32

Finding the Fourth Proportional to 6,086.80, 8,399.64 and 3,434.32

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Solution

The fourth proportional to 6,086.80, 8,399.64 and 3,434.32 is: 4,739.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086.80 : 8,399.64 = 3,434.32 : x
  2. Step 2: Convert to fraction form
    6,086.80/8,399.64 = 3,434.32/x
  3. Step 3: Cross multiply
    6,086.80x = 8,399.64 × 3,434.32
  4. Step 4: Simplify right side
    6,086.80x = 28,847,051.64
  5. Step 5: Solve for x
    x = 28,847,051.64/6,086.80
  6. Step 6: Final answer
    x = 4,739.28

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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.