Home / 4,384.60-6,564.10-3,923.80

Finding the Fourth Proportional to 4,384.60, 6,564.10 and 3,923.80

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Solution

The fourth proportional to 4,384.60, 6,564.10 and 3,923.80 is: 5,874.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,384.60 : 6,564.10 = 3,923.80 : x
  2. Step 2: Convert to fraction form
    4,384.60/6,564.10 = 3,923.80/x
  3. Step 3: Cross multiply
    4,384.60x = 6,564.10 × 3,923.80
  4. Step 4: Simplify right side
    4,384.60x = 25,756,215.58
  5. Step 5: Solve for x
    x = 25,756,215.58/4,384.60
  6. Step 6: Final answer
    x = 5,874.25

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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.