Home / 6,472.06-9,683.46-4,000.75

Finding the Fourth Proportional to 6,472.06, 9,683.46 and 4,000.75

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Solution

The fourth proportional to 6,472.06, 9,683.46 and 4,000.75 is: 5,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472.06 : 9,683.46 = 4,000.75 : x
  2. Step 2: Convert to fraction form
    6,472.06/9,683.46 = 4,000.75/x
  3. Step 3: Cross multiply
    6,472.06x = 9,683.46 × 4,000.75
  4. Step 4: Simplify right side
    6,472.06x = 38,741,102.60
  5. Step 5: Solve for x
    x = 38,741,102.60/6,472.06
  6. Step 6: Final answer
    x = 5,985.90

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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.