Home / 8,337.21-12,509.27-3,654.80

Finding the Fourth Proportional to 8,337.21, 12,509.27 and 3,654.80

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Solution

The fourth proportional to 8,337.21, 12,509.27 and 3,654.80 is: 5,483.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.21 : 12,509.27 = 3,654.80 : x
  2. Step 2: Convert to fraction form
    8,337.21/12,509.27 = 3,654.80/x
  3. Step 3: Cross multiply
    8,337.21x = 12,509.27 × 3,654.80
  4. Step 4: Simplify right side
    8,337.21x = 45,718,880.00
  5. Step 5: Solve for x
    x = 45,718,880.00/8,337.21
  6. Step 6: Final answer
    x = 5,483.71

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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.