Home / 7,742.44-11,614.50-2,477.92

Finding the Fourth Proportional to 7,742.44, 11,614.50 and 2,477.92

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Solution

The fourth proportional to 7,742.44, 11,614.50 and 2,477.92 is: 3,717.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.44 : 11,614.50 = 2,477.92 : x
  2. Step 2: Convert to fraction form
    7,742.44/11,614.50 = 2,477.92/x
  3. Step 3: Cross multiply
    7,742.44x = 11,614.50 × 2,477.92
  4. Step 4: Simplify right side
    7,742.44x = 28,779,801.84
  5. Step 5: Solve for x
    x = 28,779,801.84/7,742.44
  6. Step 6: Final answer
    x = 3,717.15

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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.