Home / 6,764.10-9,340.84-6,395.96

Finding the Fourth Proportional to 6,764.10, 9,340.84 and 6,395.96

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Solution

The fourth proportional to 6,764.10, 9,340.84 and 6,395.96 is: 8,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764.10 : 9,340.84 = 6,395.96 : x
  2. Step 2: Convert to fraction form
    6,764.10/9,340.84 = 6,395.96/x
  3. Step 3: Cross multiply
    6,764.10x = 9,340.84 × 6,395.96
  4. Step 4: Simplify right side
    6,764.10x = 59,743,639.01
  5. Step 5: Solve for x
    x = 59,743,639.01/6,764.10
  6. Step 6: Final answer
    x = 8,832.46

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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.