Home / 6,276.21-8,655.15-3,757.92

Finding the Fourth Proportional to 6,276.21, 8,655.15 and 3,757.92

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Solution

The fourth proportional to 6,276.21, 8,655.15 and 3,757.92 is: 5,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.21 : 8,655.15 = 3,757.92 : x
  2. Step 2: Convert to fraction form
    6,276.21/8,655.15 = 3,757.92/x
  3. Step 3: Cross multiply
    6,276.21x = 8,655.15 × 3,757.92
  4. Step 4: Simplify right side
    6,276.21x = 32,525,361.29
  5. Step 5: Solve for x
    x = 32,525,361.29/6,276.21
  6. Step 6: Final answer
    x = 5,182.33

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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.