Home / 7,006.11-9,667.40-4,022.07

Finding the Fourth Proportional to 7,006.11, 9,667.40 and 4,022.07

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Solution

The fourth proportional to 7,006.11, 9,667.40 and 4,022.07 is: 5,549.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.11 : 9,667.40 = 4,022.07 : x
  2. Step 2: Convert to fraction form
    7,006.11/9,667.40 = 4,022.07/x
  3. Step 3: Cross multiply
    7,006.11x = 9,667.40 × 4,022.07
  4. Step 4: Simplify right side
    7,006.11x = 38,882,939.41
  5. Step 5: Solve for x
    x = 38,882,939.41/7,006.11
  6. Step 6: Final answer
    x = 5,549.86

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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.