Home / 4,790.28-6,614.10-2,929.80

Finding the Fourth Proportional to 4,790.28, 6,614.10 and 2,929.80

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Solution

The fourth proportional to 4,790.28, 6,614.10 and 2,929.80 is: 4,045.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.28 : 6,614.10 = 2,929.80 : x
  2. Step 2: Convert to fraction form
    4,790.28/6,614.10 = 2,929.80/x
  3. Step 3: Cross multiply
    4,790.28x = 6,614.10 × 2,929.80
  4. Step 4: Simplify right side
    4,790.28x = 19,377,990.18
  5. Step 5: Solve for x
    x = 19,377,990.18/4,790.28
  6. Step 6: Final answer
    x = 4,045.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.