Home / 3,558.53-5,332.03-3,423.67

Finding the Fourth Proportional to 3,558.53, 5,332.03 and 3,423.67

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Solution

The fourth proportional to 3,558.53, 5,332.03 and 3,423.67 is: 5,129.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.53 : 5,332.03 = 3,423.67 : x
  2. Step 2: Convert to fraction form
    3,558.53/5,332.03 = 3,423.67/x
  3. Step 3: Cross multiply
    3,558.53x = 5,332.03 × 3,423.67
  4. Step 4: Simplify right side
    3,558.53x = 18,255,089.26
  5. Step 5: Solve for x
    x = 18,255,089.26/3,558.53
  6. Step 6: Final answer
    x = 5,129.95

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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.