Home / 4,538.19-6,803.13-1,615.80

Finding the Fourth Proportional to 4,538.19, 6,803.13 and 1,615.80

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Solution

The fourth proportional to 4,538.19, 6,803.13 and 1,615.80 is: 2,422.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.19 : 6,803.13 = 1,615.80 : x
  2. Step 2: Convert to fraction form
    4,538.19/6,803.13 = 1,615.80/x
  3. Step 3: Cross multiply
    4,538.19x = 6,803.13 × 1,615.80
  4. Step 4: Simplify right side
    4,538.19x = 10,992,497.45
  5. Step 5: Solve for x
    x = 10,992,497.45/4,538.19
  6. Step 6: Final answer
    x = 2,422.22

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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.