Home / 4,262.04-6,389.22-1,664.34

Finding the Fourth Proportional to 4,262.04, 6,389.22 and 1,664.34

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Solution

The fourth proportional to 4,262.04, 6,389.22 and 1,664.34 is: 2,495.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.04 : 6,389.22 = 1,664.34 : x
  2. Step 2: Convert to fraction form
    4,262.04/6,389.22 = 1,664.34/x
  3. Step 3: Cross multiply
    4,262.04x = 6,389.22 × 1,664.34
  4. Step 4: Simplify right side
    4,262.04x = 10,633,834.41
  5. Step 5: Solve for x
    x = 10,633,834.41/4,262.04
  6. Step 6: Final answer
    x = 2,495.01

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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.