Home / 6,215.66-8,577.96-3,563.51

Finding the Fourth Proportional to 6,215.66, 8,577.96 and 3,563.51

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Solution

The fourth proportional to 6,215.66, 8,577.96 and 3,563.51 is: 4,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.66 : 8,577.96 = 3,563.51 : x
  2. Step 2: Convert to fraction form
    6,215.66/8,577.96 = 3,563.51/x
  3. Step 3: Cross multiply
    6,215.66x = 8,577.96 × 3,563.51
  4. Step 4: Simplify right side
    6,215.66x = 30,567,646.24
  5. Step 5: Solve for x
    x = 30,567,646.24/6,215.66
  6. Step 6: Final answer
    x = 4,917.84

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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.