Home / 10,008.08-13,813.44-5,816.96

Finding the Fourth Proportional to 10,008.08, 13,813.44 and 5,816.96

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Solution

The fourth proportional to 10,008.08, 13,813.44 and 5,816.96 is: 8,028.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.08 : 13,813.44 = 5,816.96 : x
  2. Step 2: Convert to fraction form
    10,008.08/13,813.44 = 5,816.96/x
  3. Step 3: Cross multiply
    10,008.08x = 13,813.44 × 5,816.96
  4. Step 4: Simplify right side
    10,008.08x = 80,352,227.94
  5. Step 5: Solve for x
    x = 80,352,227.94/10,008.08
  6. Step 6: Final answer
    x = 8,028.74

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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.