Home / 8,166.24-11,268.72-4,628.88

Finding the Fourth Proportional to 8,166.24, 11,268.72 and 4,628.88

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Solution

The fourth proportional to 8,166.24, 11,268.72 and 4,628.88 is: 6,387.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.24 : 11,268.72 = 4,628.88 : x
  2. Step 2: Convert to fraction form
    8,166.24/11,268.72 = 4,628.88/x
  3. Step 3: Cross multiply
    8,166.24x = 11,268.72 × 4,628.88
  4. Step 4: Simplify right side
    8,166.24x = 52,161,552.63
  5. Step 5: Solve for x
    x = 52,161,552.63/8,166.24
  6. Step 6: Final answer
    x = 6,387.46

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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.