Home / 5,058.20-7,582.26-2,420.84

Finding the Fourth Proportional to 5,058.20, 7,582.26 and 2,420.84

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Solution

The fourth proportional to 5,058.20, 7,582.26 and 2,420.84 is: 3,628.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.20 : 7,582.26 = 2,420.84 : x
  2. Step 2: Convert to fraction form
    5,058.20/7,582.26 = 2,420.84/x
  3. Step 3: Cross multiply
    5,058.20x = 7,582.26 × 2,420.84
  4. Step 4: Simplify right side
    5,058.20x = 18,355,438.30
  5. Step 5: Solve for x
    x = 18,355,438.30/5,058.20
  6. Step 6: Final answer
    x = 3,628.85

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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.