Home / 6,086.30-9,129.36-3,312.32

Finding the Fourth Proportional to 6,086.30, 9,129.36 and 3,312.32

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Solution

The fourth proportional to 6,086.30, 9,129.36 and 3,312.32 is: 4,968.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,086.30 : 9,129.36 = 3,312.32 : x
  2. Step 2: Convert to fraction form
    6,086.30/9,129.36 = 3,312.32/x
  3. Step 3: Cross multiply
    6,086.30x = 9,129.36 × 3,312.32
  4. Step 4: Simplify right side
    6,086.30x = 30,239,361.72
  5. Step 5: Solve for x
    x = 30,239,361.72/6,086.30
  6. Step 6: Final answer
    x = 4,968.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.