Home / 7,463.72-11,171.28-4,528.28

Finding the Fourth Proportional to 7,463.72, 11,171.28 and 4,528.28

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Solution

The fourth proportional to 7,463.72, 11,171.28 and 4,528.28 is: 6,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.72 : 11,171.28 = 4,528.28 : x
  2. Step 2: Convert to fraction form
    7,463.72/11,171.28 = 4,528.28/x
  3. Step 3: Cross multiply
    7,463.72x = 11,171.28 × 4,528.28
  4. Step 4: Simplify right side
    7,463.72x = 50,586,683.80
  5. Step 5: Solve for x
    x = 50,586,683.80/7,463.72
  6. Step 6: Final answer
    x = 6,777.68

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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.