Home / 8,796.95-12,139.65-4,818.05

Finding the Fourth Proportional to 8,796.95, 12,139.65 and 4,818.05

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Solution

The fourth proportional to 8,796.95, 12,139.65 and 4,818.05 is: 6,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796.95 : 12,139.65 = 4,818.05 : x
  2. Step 2: Convert to fraction form
    8,796.95/12,139.65 = 4,818.05/x
  3. Step 3: Cross multiply
    8,796.95x = 12,139.65 × 4,818.05
  4. Step 4: Simplify right side
    8,796.95x = 58,489,379.98
  5. Step 5: Solve for x
    x = 58,489,379.98/8,796.95
  6. Step 6: Final answer
    x = 6,648.83

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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.