Home / 6,528.28-9,785.98-4,181.62

Finding the Fourth Proportional to 6,528.28, 9,785.98 and 4,181.62

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Solution

The fourth proportional to 6,528.28, 9,785.98 and 4,181.62 is: 6,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528.28 : 9,785.98 = 4,181.62 : x
  2. Step 2: Convert to fraction form
    6,528.28/9,785.98 = 4,181.62/x
  3. Step 3: Cross multiply
    6,528.28x = 9,785.98 × 4,181.62
  4. Step 4: Simplify right side
    6,528.28x = 40,921,249.69
  5. Step 5: Solve for x
    x = 40,921,249.69/6,528.28
  6. Step 6: Final answer
    x = 6,268.30

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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.