Home / 6,181.56-8,529.26-3,528.90

Finding the Fourth Proportional to 6,181.56, 8,529.26 and 3,528.90

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Solution

The fourth proportional to 6,181.56, 8,529.26 and 3,528.90 is: 4,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.56 : 8,529.26 = 3,528.90 : x
  2. Step 2: Convert to fraction form
    6,181.56/8,529.26 = 3,528.90/x
  3. Step 3: Cross multiply
    6,181.56x = 8,529.26 × 3,528.90
  4. Step 4: Simplify right side
    6,181.56x = 30,098,887.97
  5. Step 5: Solve for x
    x = 30,098,887.97/6,181.56
  6. Step 6: Final answer
    x = 4,869.14

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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.