Home / 4,289.47-6,423.72-3,873.94

Finding the Fourth Proportional to 4,289.47, 6,423.72 and 3,873.94

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Solution

The fourth proportional to 4,289.47, 6,423.72 and 3,873.94 is: 5,801.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.47 : 6,423.72 = 3,873.94 : x
  2. Step 2: Convert to fraction form
    4,289.47/6,423.72 = 3,873.94/x
  3. Step 3: Cross multiply
    4,289.47x = 6,423.72 × 3,873.94
  4. Step 4: Simplify right side
    4,289.47x = 24,885,105.86
  5. Step 5: Solve for x
    x = 24,885,105.86/4,289.47
  6. Step 6: Final answer
    x = 5,801.44

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1.5x scale

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.