Home / 7,740.19-11,610.44-2,476.20

Finding the Fourth Proportional to 7,740.19, 11,610.44 and 2,476.20

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Solution

The fourth proportional to 7,740.19, 11,610.44 and 2,476.20 is: 3,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740.19 : 11,610.44 = 2,476.20 : x
  2. Step 2: Convert to fraction form
    7,740.19/11,610.44 = 2,476.20/x
  3. Step 3: Cross multiply
    7,740.19x = 11,610.44 × 2,476.20
  4. Step 4: Simplify right side
    7,740.19x = 28,749,811.97
  5. Step 5: Solve for x
    x = 28,749,811.97/7,740.19
  6. Step 6: Final answer
    x = 3,714.35

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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.