Home / 5,313.18-7,967-2,388.98

Finding the Fourth Proportional to 5,313.18, 7,967 and 2,388.98

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Solution

The fourth proportional to 5,313.18, 7,967 and 2,388.98 is: 3,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.18 : 7,967 = 2,388.98 : x
  2. Step 2: Convert to fraction form
    5,313.18/7,967 = 2,388.98/x
  3. Step 3: Cross multiply
    5,313.18x = 7,967 × 2,388.98
  4. Step 4: Simplify right side
    5,313.18x = 19,033,003.66
  5. Step 5: Solve for x
    x = 19,033,003.66/5,313.18
  6. Step 6: Final answer
    x = 3,582.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.