Home / 5,234.32-7,223.48-2,876.51

Finding the Fourth Proportional to 5,234.32, 7,223.48 and 2,876.51

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Solution

The fourth proportional to 5,234.32, 7,223.48 and 2,876.51 is: 3,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.32 : 7,223.48 = 2,876.51 : x
  2. Step 2: Convert to fraction form
    5,234.32/7,223.48 = 2,876.51/x
  3. Step 3: Cross multiply
    5,234.32x = 7,223.48 × 2,876.51
  4. Step 4: Simplify right side
    5,234.32x = 20,778,412.45
  5. Step 5: Solve for x
    x = 20,778,412.45/5,234.32
  6. Step 6: Final answer
    x = 3,969.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.