Home / 6,181.60-8,530.44-4,082.08

Finding the Fourth Proportional to 6,181.60, 8,530.44 and 4,082.08

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Solution

The fourth proportional to 6,181.60, 8,530.44 and 4,082.08 is: 5,633.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.60 : 8,530.44 = 4,082.08 : x
  2. Step 2: Convert to fraction form
    6,181.60/8,530.44 = 4,082.08/x
  3. Step 3: Cross multiply
    6,181.60x = 8,530.44 × 4,082.08
  4. Step 4: Simplify right side
    6,181.60x = 34,821,938.52
  5. Step 5: Solve for x
    x = 34,821,938.52/6,181.60
  6. Step 6: Final answer
    x = 5,633.16

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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.