Home / 4,321.50-5,964.39-3,271.74

Finding the Fourth Proportional to 4,321.50, 5,964.39 and 3,271.74

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Solution

The fourth proportional to 4,321.50, 5,964.39 and 3,271.74 is: 4,515.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.50 : 5,964.39 = 3,271.74 : x
  2. Step 2: Convert to fraction form
    4,321.50/5,964.39 = 3,271.74/x
  3. Step 3: Cross multiply
    4,321.50x = 5,964.39 × 3,271.74
  4. Step 4: Simplify right side
    4,321.50x = 19,513,933.34
  5. Step 5: Solve for x
    x = 19,513,933.34/4,321.50
  6. Step 6: Final answer
    x = 4,515.55

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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.