Home / 5,010-6,914.21-2,914.53

Finding the Fourth Proportional to 5,010, 6,914.21 and 2,914.53

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Solution

The fourth proportional to 5,010, 6,914.21 and 2,914.53 is: 4,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010 : 6,914.21 = 2,914.53 : x
  2. Step 2: Convert to fraction form
    5,010/6,914.21 = 2,914.53/x
  3. Step 3: Cross multiply
    5,010x = 6,914.21 × 2,914.53
  4. Step 4: Simplify right side
    5,010x = 20,151,657.90
  5. Step 5: Solve for x
    x = 20,151,657.90/5,010
  6. Step 6: Final answer
    x = 4,022.29

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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.