Home / 4,386.45-6,579.96-3,150.81

Finding the Fourth Proportional to 4,386.45, 6,579.96 and 3,150.81

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Solution

The fourth proportional to 4,386.45, 6,579.96 and 3,150.81 is: 4,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.45 : 6,579.96 = 3,150.81 : x
  2. Step 2: Convert to fraction form
    4,386.45/6,579.96 = 3,150.81/x
  3. Step 3: Cross multiply
    4,386.45x = 6,579.96 × 3,150.81
  4. Step 4: Simplify right side
    4,386.45x = 20,732,203.77
  5. Step 5: Solve for x
    x = 20,732,203.77/4,386.45
  6. Step 6: Final answer
    x = 4,726.42

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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.