Home / 8,295.60-11,447.91-4,518.72

Finding the Fourth Proportional to 8,295.60, 11,447.91 and 4,518.72

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Solution

The fourth proportional to 8,295.60, 11,447.91 and 4,518.72 is: 6,235.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.60 : 11,447.91 = 4,518.72 : x
  2. Step 2: Convert to fraction form
    8,295.60/11,447.91 = 4,518.72/x
  3. Step 3: Cross multiply
    8,295.60x = 11,447.91 × 4,518.72
  4. Step 4: Simplify right side
    8,295.60x = 51,729,899.88
  5. Step 5: Solve for x
    x = 51,729,899.88/8,295.60
  6. Step 6: Final answer
    x = 6,235.82

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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.