Home / 6,857.15-9,462.87-3,713.33

Finding the Fourth Proportional to 6,857.15, 9,462.87 and 3,713.33

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Solution

The fourth proportional to 6,857.15, 9,462.87 and 3,713.33 is: 5,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.15 : 9,462.87 = 3,713.33 : x
  2. Step 2: Convert to fraction form
    6,857.15/9,462.87 = 3,713.33/x
  3. Step 3: Cross multiply
    6,857.15x = 9,462.87 × 3,713.33
  4. Step 4: Simplify right side
    6,857.15x = 35,138,782.71
  5. Step 5: Solve for x
    x = 35,138,782.71/6,857.15
  6. Step 6: Final answer
    x = 5,124.40

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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.