Home / 7,086.12-10,617.66-4,167.08

Finding the Fourth Proportional to 7,086.12, 10,617.66 and 4,167.08

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Solution

The fourth proportional to 7,086.12, 10,617.66 and 4,167.08 is: 6,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.12 : 10,617.66 = 4,167.08 : x
  2. Step 2: Convert to fraction form
    7,086.12/10,617.66 = 4,167.08/x
  3. Step 3: Cross multiply
    7,086.12x = 10,617.66 × 4,167.08
  4. Step 4: Simplify right side
    7,086.12x = 44,244,638.63
  5. Step 5: Solve for x
    x = 44,244,638.63/7,086.12
  6. Step 6: Final answer
    x = 6,243.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.