Home / 7,416.24-11,125.64-2,486.35

Finding the Fourth Proportional to 7,416.24, 11,125.64 and 2,486.35

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Solution

The fourth proportional to 7,416.24, 11,125.64 and 2,486.35 is: 3,729.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.24 : 11,125.64 = 2,486.35 : x
  2. Step 2: Convert to fraction form
    7,416.24/11,125.64 = 2,486.35/x
  3. Step 3: Cross multiply
    7,416.24x = 11,125.64 × 2,486.35
  4. Step 4: Simplify right side
    7,416.24x = 27,662,235.01
  5. Step 5: Solve for x
    x = 27,662,235.01/7,416.24
  6. Step 6: Final answer
    x = 3,729.95

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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.