Home / 10,006.26-13,808.57-5,530.26

Finding the Fourth Proportional to 10,006.26, 13,808.57 and 5,530.26

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Solution

The fourth proportional to 10,006.26, 13,808.57 and 5,530.26 is: 7,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006.26 : 13,808.57 = 5,530.26 : x
  2. Step 2: Convert to fraction form
    10,006.26/13,808.57 = 5,530.26/x
  3. Step 3: Cross multiply
    10,006.26x = 13,808.57 × 5,530.26
  4. Step 4: Simplify right side
    10,006.26x = 76,364,982.33
  5. Step 5: Solve for x
    x = 76,364,982.33/10,006.26
  6. Step 6: Final answer
    x = 7,631.72

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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.