Home / 6,242.16-9,358.92-3,118.08

Finding the Fourth Proportional to 6,242.16, 9,358.92 and 3,118.08

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Solution

The fourth proportional to 6,242.16, 9,358.92 and 3,118.08 is: 4,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.16 : 9,358.92 = 3,118.08 : x
  2. Step 2: Convert to fraction form
    6,242.16/9,358.92 = 3,118.08/x
  3. Step 3: Cross multiply
    6,242.16x = 9,358.92 × 3,118.08
  4. Step 4: Simplify right side
    6,242.16x = 29,181,861.27
  5. Step 5: Solve for x
    x = 29,181,861.27/6,242.16
  6. Step 6: Final answer
    x = 4,674.96

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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.