Home / 7,006.06-9,667.38-3,862.45

Finding the Fourth Proportional to 7,006.06, 9,667.38 and 3,862.45

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Solution

The fourth proportional to 7,006.06, 9,667.38 and 3,862.45 is: 5,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.06 : 9,667.38 = 3,862.45 : x
  2. Step 2: Convert to fraction form
    7,006.06/9,667.38 = 3,862.45/x
  3. Step 3: Cross multiply
    7,006.06x = 9,667.38 × 3,862.45
  4. Step 4: Simplify right side
    7,006.06x = 37,339,771.88
  5. Step 5: Solve for x
    x = 37,339,771.88/7,006.06
  6. Step 6: Final answer
    x = 5,329.64

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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.