Home / 7,518.24-11,274.23-2,837.45

Finding the Fourth Proportional to 7,518.24, 11,274.23 and 2,837.45

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Solution

The fourth proportional to 7,518.24, 11,274.23 and 2,837.45 is: 4,254.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.24 : 11,274.23 = 2,837.45 : x
  2. Step 2: Convert to fraction form
    7,518.24/11,274.23 = 2,837.45/x
  3. Step 3: Cross multiply
    7,518.24x = 11,274.23 × 2,837.45
  4. Step 4: Simplify right side
    7,518.24x = 31,990,063.91
  5. Step 5: Solve for x
    x = 31,990,063.91/7,518.24
  6. Step 6: Final answer
    x = 4,254.99

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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.