Home / 6,747.72-10,130.88-4,662.56

Finding the Fourth Proportional to 6,747.72, 10,130.88 and 4,662.56

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Solution

The fourth proportional to 6,747.72, 10,130.88 and 4,662.56 is: 7,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.72 : 10,130.88 = 4,662.56 : x
  2. Step 2: Convert to fraction form
    6,747.72/10,130.88 = 4,662.56/x
  3. Step 3: Cross multiply
    6,747.72x = 10,130.88 × 4,662.56
  4. Step 4: Simplify right side
    6,747.72x = 47,235,835.85
  5. Step 5: Solve for x
    x = 47,235,835.85/6,747.72
  6. Step 6: Final answer
    x = 7,000.27

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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.