Home / 4,717.12-7,057.92-4,238.08

Finding the Fourth Proportional to 4,717.12, 7,057.92 and 4,238.08

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Solution

The fourth proportional to 4,717.12, 7,057.92 and 4,238.08 is: 6,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.12 : 7,057.92 = 4,238.08 : x
  2. Step 2: Convert to fraction form
    4,717.12/7,057.92 = 4,238.08/x
  3. Step 3: Cross multiply
    4,717.12x = 7,057.92 × 4,238.08
  4. Step 4: Simplify right side
    4,717.12x = 29,912,029.59
  5. Step 5: Solve for x
    x = 29,912,029.59/4,717.12
  6. Step 6: Final answer
    x = 6,341.16

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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.