Home / 5,152.98-7,110.66-2,914.56

Finding the Fourth Proportional to 5,152.98, 7,110.66 and 2,914.56

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Solution

The fourth proportional to 5,152.98, 7,110.66 and 2,914.56 is: 4,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.98 : 7,110.66 = 2,914.56 : x
  2. Step 2: Convert to fraction form
    5,152.98/7,110.66 = 2,914.56/x
  3. Step 3: Cross multiply
    5,152.98x = 7,110.66 × 2,914.56
  4. Step 4: Simplify right side
    5,152.98x = 20,724,445.21
  5. Step 5: Solve for x
    x = 20,724,445.21/5,152.98
  6. Step 6: Final answer
    x = 4,021.84

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1.5x scale

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.