Home / 7,096.84-10,649.22-2,939.92

Finding the Fourth Proportional to 7,096.84, 10,649.22 and 2,939.92

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Solution

The fourth proportional to 7,096.84, 10,649.22 and 2,939.92 is: 4,411.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,096.84 : 10,649.22 = 2,939.92 : x
  2. Step 2: Convert to fraction form
    7,096.84/10,649.22 = 2,939.92/x
  3. Step 3: Cross multiply
    7,096.84x = 10,649.22 × 2,939.92
  4. Step 4: Simplify right side
    7,096.84x = 31,307,854.86
  5. Step 5: Solve for x
    x = 31,307,854.86/7,096.84
  6. Step 6: Final answer
    x = 4,411.52

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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.