Home / 4,529.72-6,243-3,898.64

Finding the Fourth Proportional to 4,529.72, 6,243 and 3,898.64

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Solution

The fourth proportional to 4,529.72, 6,243 and 3,898.64 is: 5,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.72 : 6,243 = 3,898.64 : x
  2. Step 2: Convert to fraction form
    4,529.72/6,243 = 3,898.64/x
  3. Step 3: Cross multiply
    4,529.72x = 6,243 × 3,898.64
  4. Step 4: Simplify right side
    4,529.72x = 24,339,209.52
  5. Step 5: Solve for x
    x = 24,339,209.52/4,529.72
  6. Step 6: Final answer
    x = 5,373.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.