Home / 5,261.36-7,889.06-2,298.58

Finding the Fourth Proportional to 5,261.36, 7,889.06 and 2,298.58

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Solution

The fourth proportional to 5,261.36, 7,889.06 and 2,298.58 is: 3,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.36 : 7,889.06 = 2,298.58 : x
  2. Step 2: Convert to fraction form
    5,261.36/7,889.06 = 2,298.58/x
  3. Step 3: Cross multiply
    5,261.36x = 7,889.06 × 2,298.58
  4. Step 4: Simplify right side
    5,261.36x = 18,133,621.56
  5. Step 5: Solve for x
    x = 18,133,621.56/5,261.36
  6. Step 6: Final answer
    x = 3,446.57

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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.