Home / 4,000.07-5,519.92-2,321.34

Finding the Fourth Proportional to 4,000.07, 5,519.92 and 2,321.34

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Solution

The fourth proportional to 4,000.07, 5,519.92 and 2,321.34 is: 3,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.07 : 5,519.92 = 2,321.34 : x
  2. Step 2: Convert to fraction form
    4,000.07/5,519.92 = 2,321.34/x
  3. Step 3: Cross multiply
    4,000.07x = 5,519.92 × 2,321.34
  4. Step 4: Simplify right side
    4,000.07x = 12,813,626.52
  5. Step 5: Solve for x
    x = 12,813,626.52/4,000.07
  6. Step 6: Final answer
    x = 3,203.35

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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.