Home / 4,509.61-6,222.16-2,519.75

Finding the Fourth Proportional to 4,509.61, 6,222.16 and 2,519.75

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Solution

The fourth proportional to 4,509.61, 6,222.16 and 2,519.75 is: 3,476.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.61 : 6,222.16 = 2,519.75 : x
  2. Step 2: Convert to fraction form
    4,509.61/6,222.16 = 2,519.75/x
  3. Step 3: Cross multiply
    4,509.61x = 6,222.16 × 2,519.75
  4. Step 4: Simplify right side
    4,509.61x = 15,678,287.66
  5. Step 5: Solve for x
    x = 15,678,287.66/4,509.61
  6. Step 6: Final answer
    x = 3,476.64

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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.