Home / 8,245.10-11,379.03-4,708.58

Finding the Fourth Proportional to 8,245.10, 11,379.03 and 4,708.58

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Solution

The fourth proportional to 8,245.10, 11,379.03 and 4,708.58 is: 6,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.10 : 11,379.03 = 4,708.58 : x
  2. Step 2: Convert to fraction form
    8,245.10/11,379.03 = 4,708.58/x
  3. Step 3: Cross multiply
    8,245.10x = 11,379.03 × 4,708.58
  4. Step 4: Simplify right side
    8,245.10x = 53,579,073.08
  5. Step 5: Solve for x
    x = 53,579,073.08/8,245.10
  6. Step 6: Final answer
    x = 6,498.29

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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.