Home / 7,006.07-9,667.79-4,021.27

Finding the Fourth Proportional to 7,006.07, 9,667.79 and 4,021.27

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Solution

The fourth proportional to 7,006.07, 9,667.79 and 4,021.27 is: 5,549.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.07 : 9,667.79 = 4,021.27 : x
  2. Step 2: Convert to fraction form
    7,006.07/9,667.79 = 4,021.27/x
  3. Step 3: Cross multiply
    7,006.07x = 9,667.79 × 4,021.27
  4. Step 4: Simplify right side
    7,006.07x = 38,876,808.85
  5. Step 5: Solve for x
    x = 38,876,808.85/7,006.07
  6. Step 6: Final answer
    x = 5,549.02

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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.