Home / 8,896.10-13,339.96-5,199.39

Finding the Fourth Proportional to 8,896.10, 13,339.96 and 5,199.39

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Solution

The fourth proportional to 8,896.10, 13,339.96 and 5,199.39 is: 7,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.10 : 13,339.96 = 5,199.39 : x
  2. Step 2: Convert to fraction form
    8,896.10/13,339.96 = 5,199.39/x
  3. Step 3: Cross multiply
    8,896.10x = 13,339.96 × 5,199.39
  4. Step 4: Simplify right side
    8,896.10x = 69,359,641.63
  5. Step 5: Solve for x
    x = 69,359,641.63/8,896.10
  6. Step 6: Final answer
    x = 7,796.64

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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.