Home / 7,284.66-10,928.60-2,090.13

Finding the Fourth Proportional to 7,284.66, 10,928.60 and 2,090.13

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Solution

The fourth proportional to 7,284.66, 10,928.60 and 2,090.13 is: 3,135.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.66 : 10,928.60 = 2,090.13 : x
  2. Step 2: Convert to fraction form
    7,284.66/10,928.60 = 2,090.13/x
  3. Step 3: Cross multiply
    7,284.66x = 10,928.60 × 2,090.13
  4. Step 4: Simplify right side
    7,284.66x = 22,842,194.72
  5. Step 5: Solve for x
    x = 22,842,194.72/7,284.66
  6. Step 6: Final answer
    x = 3,135.66

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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.