Home / 4,508.53-6,221.88-2,830

Finding the Fourth Proportional to 4,508.53, 6,221.88 and 2,830

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Solution

The fourth proportional to 4,508.53, 6,221.88 and 2,830 is: 3,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508.53 : 6,221.88 = 2,830 : x
  2. Step 2: Convert to fraction form
    4,508.53/6,221.88 = 2,830/x
  3. Step 3: Cross multiply
    4,508.53x = 6,221.88 × 2,830
  4. Step 4: Simplify right side
    4,508.53x = 17,607,920.40
  5. Step 5: Solve for x
    x = 17,607,920.40/4,508.53
  6. Step 6: Final answer
    x = 3,905.47

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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.