Home / 6,147.06-8,486.16-4,141.02

Finding the Fourth Proportional to 6,147.06, 8,486.16 and 4,141.02

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Solution

The fourth proportional to 6,147.06, 8,486.16 and 4,141.02 is: 5,716.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.06 : 8,486.16 = 4,141.02 : x
  2. Step 2: Convert to fraction form
    6,147.06/8,486.16 = 4,141.02/x
  3. Step 3: Cross multiply
    6,147.06x = 8,486.16 × 4,141.02
  4. Step 4: Simplify right side
    6,147.06x = 35,141,358.28
  5. Step 5: Solve for x
    x = 35,141,358.28/6,147.06
  6. Step 6: Final answer
    x = 5,716.77

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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.