Home / 6,125.47-8,453.21-3,331.03

Finding the Fourth Proportional to 6,125.47, 8,453.21 and 3,331.03

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Solution

The fourth proportional to 6,125.47, 8,453.21 and 3,331.03 is: 4,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.47 : 8,453.21 = 3,331.03 : x
  2. Step 2: Convert to fraction form
    6,125.47/8,453.21 = 3,331.03/x
  3. Step 3: Cross multiply
    6,125.47x = 8,453.21 × 3,331.03
  4. Step 4: Simplify right side
    6,125.47x = 28,157,896.11
  5. Step 5: Solve for x
    x = 28,157,896.11/6,125.47
  6. Step 6: Final answer
    x = 4,596.85

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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.