Home / 6,131.16-8,461.08-3,336.84

Finding the Fourth Proportional to 6,131.16, 8,461.08 and 3,336.84

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Solution

The fourth proportional to 6,131.16, 8,461.08 and 3,336.84 is: 4,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.16 : 8,461.08 = 3,336.84 : x
  2. Step 2: Convert to fraction form
    6,131.16/8,461.08 = 3,336.84/x
  3. Step 3: Cross multiply
    6,131.16x = 8,461.08 × 3,336.84
  4. Step 4: Simplify right side
    6,131.16x = 28,233,270.19
  5. Step 5: Solve for x
    x = 28,233,270.19/6,131.16
  6. Step 6: Final answer
    x = 4,604.88

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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.