Home / 7,463.40-11,195.10-3,964.20

Finding the Fourth Proportional to 7,463.40, 11,195.10 and 3,964.20

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Solution

The fourth proportional to 7,463.40, 11,195.10 and 3,964.20 is: 5,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.40 : 11,195.10 = 3,964.20 : x
  2. Step 2: Convert to fraction form
    7,463.40/11,195.10 = 3,964.20/x
  3. Step 3: Cross multiply
    7,463.40x = 11,195.10 × 3,964.20
  4. Step 4: Simplify right side
    7,463.40x = 44,379,615.42
  5. Step 5: Solve for x
    x = 44,379,615.42/7,463.40
  6. Step 6: Final answer
    x = 5,946.30

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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.