Home / 6,276.87-9,416.73-2,116.77

Finding the Fourth Proportional to 6,276.87, 9,416.73 and 2,116.77

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Solution

The fourth proportional to 6,276.87, 9,416.73 and 2,116.77 is: 3,175.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.87 : 9,416.73 = 2,116.77 : x
  2. Step 2: Convert to fraction form
    6,276.87/9,416.73 = 2,116.77/x
  3. Step 3: Cross multiply
    6,276.87x = 9,416.73 × 2,116.77
  4. Step 4: Simplify right side
    6,276.87x = 19,933,051.56
  5. Step 5: Solve for x
    x = 19,933,051.56/6,276.87
  6. Step 6: Final answer
    x = 3,175.64

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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.