Home / 5,153.27-7,110.70-3,030.62

Finding the Fourth Proportional to 5,153.27, 7,110.70 and 3,030.62

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Solution

The fourth proportional to 5,153.27, 7,110.70 and 3,030.62 is: 4,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.27 : 7,110.70 = 3,030.62 : x
  2. Step 2: Convert to fraction form
    5,153.27/7,110.70 = 3,030.62/x
  3. Step 3: Cross multiply
    5,153.27x = 7,110.70 × 3,030.62
  4. Step 4: Simplify right side
    5,153.27x = 21,549,847.41
  5. Step 5: Solve for x
    x = 21,549,847.41/5,153.27
  6. Step 6: Final answer
    x = 4,181.78

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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.