Home / 10,006.08-15,009.66-4,163.28

Finding the Fourth Proportional to 10,006.08, 15,009.66 and 4,163.28

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Solution

The fourth proportional to 10,006.08, 15,009.66 and 4,163.28 is: 6,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.08 : 15,009.66 = 4,163.28 : x
  2. Step 2: Convert to fraction form
    10,006.08/15,009.66 = 4,163.28/x
  3. Step 3: Cross multiply
    10,006.08x = 15,009.66 × 4,163.28
  4. Step 4: Simplify right side
    10,006.08x = 62,489,417.28
  5. Step 5: Solve for x
    x = 62,489,417.28/10,006.08
  6. Step 6: Final answer
    x = 6,245.14

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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.