Home / 4,000.35-5,519.03-2,321.63

Finding the Fourth Proportional to 4,000.35, 5,519.03 and 2,321.63

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Solution

The fourth proportional to 4,000.35, 5,519.03 and 2,321.63 is: 3,203.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.35 : 5,519.03 = 2,321.63 : x
  2. Step 2: Convert to fraction form
    4,000.35/5,519.03 = 2,321.63/x
  3. Step 3: Cross multiply
    4,000.35x = 5,519.03 × 2,321.63
  4. Step 4: Simplify right side
    4,000.35x = 12,813,106.42
  5. Step 5: Solve for x
    x = 12,813,106.42/4,000.35
  6. Step 6: Final answer
    x = 3,203.00

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1.5x scale

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.