Home / 8,899.34-13,340.96-4,216.44

Finding the Fourth Proportional to 8,899.34, 13,340.96 and 4,216.44

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Solution

The fourth proportional to 8,899.34, 13,340.96 and 4,216.44 is: 6,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.34 : 13,340.96 = 4,216.44 : x
  2. Step 2: Convert to fraction form
    8,899.34/13,340.96 = 4,216.44/x
  3. Step 3: Cross multiply
    8,899.34x = 13,340.96 × 4,216.44
  4. Step 4: Simplify right side
    8,899.34x = 56,251,357.38
  5. Step 5: Solve for x
    x = 56,251,357.38/8,899.34
  6. Step 6: Final answer
    x = 6,320.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.