Home / 4,472.12-6,157.45-3,798.47

Finding the Fourth Proportional to 4,472.12, 6,157.45 and 3,798.47

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Solution

The fourth proportional to 4,472.12, 6,157.45 and 3,798.47 is: 5,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,472.12 : 6,157.45 = 3,798.47 : x
  2. Step 2: Convert to fraction form
    4,472.12/6,157.45 = 3,798.47/x
  3. Step 3: Cross multiply
    4,472.12x = 6,157.45 × 3,798.47
  4. Step 4: Simplify right side
    4,472.12x = 23,388,895.00
  5. Step 5: Solve for x
    x = 23,388,895.00/4,472.12
  6. Step 6: Final answer
    x = 5,229.94

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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.