Home / 6,171.19-8,516.34-4,405.79

Finding the Fourth Proportional to 6,171.19, 8,516.34 and 4,405.79

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Solution

The fourth proportional to 6,171.19, 8,516.34 and 4,405.79 is: 6,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.19 : 8,516.34 = 4,405.79 : x
  2. Step 2: Convert to fraction form
    6,171.19/8,516.34 = 4,405.79/x
  3. Step 3: Cross multiply
    6,171.19x = 8,516.34 × 4,405.79
  4. Step 4: Simplify right side
    6,171.19x = 37,521,226.90
  5. Step 5: Solve for x
    x = 37,521,226.90/6,171.19
  6. Step 6: Final answer
    x = 6,080.07

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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.