Home / 4,664.80-6,435.39-2,674.90

Finding the Fourth Proportional to 4,664.80, 6,435.39 and 2,674.90

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Solution

The fourth proportional to 4,664.80, 6,435.39 and 2,674.90 is: 3,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.80 : 6,435.39 = 2,674.90 : x
  2. Step 2: Convert to fraction form
    4,664.80/6,435.39 = 2,674.90/x
  3. Step 3: Cross multiply
    4,664.80x = 6,435.39 × 2,674.90
  4. Step 4: Simplify right side
    4,664.80x = 17,214,024.71
  5. Step 5: Solve for x
    x = 17,214,024.71/4,664.80
  6. Step 6: Final answer
    x = 3,690.20

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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.