Home / 10,382.92-14,328.41-5,667.19

Finding the Fourth Proportional to 10,382.92, 14,328.41 and 5,667.19

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Solution

The fourth proportional to 10,382.92, 14,328.41 and 5,667.19 is: 7,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382.92 : 14,328.41 = 5,667.19 : x
  2. Step 2: Convert to fraction form
    10,382.92/14,328.41 = 5,667.19/x
  3. Step 3: Cross multiply
    10,382.92x = 14,328.41 × 5,667.19
  4. Step 4: Simplify right side
    10,382.92x = 81,201,757.71
  5. Step 5: Solve for x
    x = 81,201,757.71/10,382.92
  6. Step 6: Final answer
    x = 7,820.71

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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.