Home / 7,134.88-10,699.26-2,455.36

Finding the Fourth Proportional to 7,134.88, 10,699.26 and 2,455.36

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Solution

The fourth proportional to 7,134.88, 10,699.26 and 2,455.36 is: 3,681.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.88 : 10,699.26 = 2,455.36 : x
  2. Step 2: Convert to fraction form
    7,134.88/10,699.26 = 2,455.36/x
  3. Step 3: Cross multiply
    7,134.88x = 10,699.26 × 2,455.36
  4. Step 4: Simplify right side
    7,134.88x = 26,270,535.03
  5. Step 5: Solve for x
    x = 26,270,535.03/7,134.88
  6. Step 6: Final answer
    x = 3,681.99

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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.