Home / 10,283.36-15,427.46-5,351.87

Finding the Fourth Proportional to 10,283.36, 15,427.46 and 5,351.87

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Solution

The fourth proportional to 10,283.36, 15,427.46 and 5,351.87 is: 8,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.36 : 15,427.46 = 5,351.87 : x
  2. Step 2: Convert to fraction form
    10,283.36/15,427.46 = 5,351.87/x
  3. Step 3: Cross multiply
    10,283.36x = 15,427.46 × 5,351.87
  4. Step 4: Simplify right side
    10,283.36x = 82,565,812.30
  5. Step 5: Solve for x
    x = 82,565,812.30/10,283.36
  6. Step 6: Final answer
    x = 8,029.07

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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.