Home / 7,276.23-10,914.48-2,891.16

Finding the Fourth Proportional to 7,276.23, 10,914.48 and 2,891.16

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Solution

The fourth proportional to 7,276.23, 10,914.48 and 2,891.16 is: 4,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.23 : 10,914.48 = 2,891.16 : x
  2. Step 2: Convert to fraction form
    7,276.23/10,914.48 = 2,891.16/x
  3. Step 3: Cross multiply
    7,276.23x = 10,914.48 × 2,891.16
  4. Step 4: Simplify right side
    7,276.23x = 31,555,508.00
  5. Step 5: Solve for x
    x = 31,555,508.00/7,276.23
  6. Step 6: Final answer
    x = 4,336.79

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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.