Home / 7,204.02-10,820.61-4,288.02

Finding the Fourth Proportional to 7,204.02, 10,820.61 and 4,288.02

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Solution

The fourth proportional to 7,204.02, 10,820.61 and 4,288.02 is: 6,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.02 : 10,820.61 = 4,288.02 : x
  2. Step 2: Convert to fraction form
    7,204.02/10,820.61 = 4,288.02/x
  3. Step 3: Cross multiply
    7,204.02x = 10,820.61 × 4,288.02
  4. Step 4: Simplify right side
    7,204.02x = 46,398,992.09
  5. Step 5: Solve for x
    x = 46,398,992.09/7,204.02
  6. Step 6: Final answer
    x = 6,440.71

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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.