Home / 4,628.79-6,385.67-2,949.29

Finding the Fourth Proportional to 4,628.79, 6,385.67 and 2,949.29

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Solution

The fourth proportional to 4,628.79, 6,385.67 and 2,949.29 is: 4,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.79 : 6,385.67 = 2,949.29 : x
  2. Step 2: Convert to fraction form
    4,628.79/6,385.67 = 2,949.29/x
  3. Step 3: Cross multiply
    4,628.79x = 6,385.67 × 2,949.29
  4. Step 4: Simplify right side
    4,628.79x = 18,833,192.67
  5. Step 5: Solve for x
    x = 18,833,192.67/4,628.79
  6. Step 6: Final answer
    x = 4,068.71

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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.