Home / 9,357.28-14,034.24-2,431.36

Finding the Fourth Proportional to 9,357.28, 14,034.24 and 2,431.36

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Solution

The fourth proportional to 9,357.28, 14,034.24 and 2,431.36 is: 3,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.28 : 14,034.24 = 2,431.36 : x
  2. Step 2: Convert to fraction form
    9,357.28/14,034.24 = 2,431.36/x
  3. Step 3: Cross multiply
    9,357.28x = 14,034.24 × 2,431.36
  4. Step 4: Simplify right side
    9,357.28x = 34,122,289.77
  5. Step 5: Solve for x
    x = 34,122,289.77/9,357.28
  6. Step 6: Final answer
    x = 3,646.60

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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.