Home / 3,509.76-5,262.24-2,399.36

Finding the Fourth Proportional to 3,509.76, 5,262.24 and 2,399.36

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Solution

The fourth proportional to 3,509.76, 5,262.24 and 2,399.36 is: 3,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.76 : 5,262.24 = 2,399.36 : x
  2. Step 2: Convert to fraction form
    3,509.76/5,262.24 = 2,399.36/x
  3. Step 3: Cross multiply
    3,509.76x = 5,262.24 × 2,399.36
  4. Step 4: Simplify right side
    3,509.76x = 12,626,008.17
  5. Step 5: Solve for x
    x = 12,626,008.17/3,509.76
  6. Step 6: Final answer
    x = 3,597.40

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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.