Home / 7,276.07-10,040.68-4,292.03

Finding the Fourth Proportional to 7,276.07, 10,040.68 and 4,292.03

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Solution

The fourth proportional to 7,276.07, 10,040.68 and 4,292.03 is: 5,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.07 : 10,040.68 = 4,292.03 : x
  2. Step 2: Convert to fraction form
    7,276.07/10,040.68 = 4,292.03/x
  3. Step 3: Cross multiply
    7,276.07x = 10,040.68 × 4,292.03
  4. Step 4: Simplify right side
    7,276.07x = 43,094,899.78
  5. Step 5: Solve for x
    x = 43,094,899.78/7,276.07
  6. Step 6: Final answer
    x = 5,922.83

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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.