Home / 8,520.96-11,758.46-4,935.29

Finding the Fourth Proportional to 8,520.96, 11,758.46 and 4,935.29

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Solution

The fourth proportional to 8,520.96, 11,758.46 and 4,935.29 is: 6,810.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.96 : 11,758.46 = 4,935.29 : x
  2. Step 2: Convert to fraction form
    8,520.96/11,758.46 = 4,935.29/x
  3. Step 3: Cross multiply
    8,520.96x = 11,758.46 × 4,935.29
  4. Step 4: Simplify right side
    8,520.96x = 58,031,326.58
  5. Step 5: Solve for x
    x = 58,031,326.58/8,520.96
  6. Step 6: Final answer
    x = 6,810.42

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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.