Home / 6,181.06-8,530.08-3,386.56

Finding the Fourth Proportional to 6,181.06, 8,530.08 and 3,386.56

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Solution

The fourth proportional to 6,181.06, 8,530.08 and 3,386.56 is: 4,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,181.06 : 8,530.08 = 3,386.56 : x
  2. Step 2: Convert to fraction form
    6,181.06/8,530.08 = 3,386.56/x
  3. Step 3: Cross multiply
    6,181.06x = 8,530.08 × 3,386.56
  4. Step 4: Simplify right side
    6,181.06x = 28,887,627.72
  5. Step 5: Solve for x
    x = 28,887,627.72/6,181.06
  6. Step 6: Final answer
    x = 4,673.57

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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.