Home / 9,805.05-13,529.94-5,825.62

Finding the Fourth Proportional to 9,805.05, 13,529.94 and 5,825.62

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Solution

The fourth proportional to 9,805.05, 13,529.94 and 5,825.62 is: 8,038.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805.05 : 13,529.94 = 5,825.62 : x
  2. Step 2: Convert to fraction form
    9,805.05/13,529.94 = 5,825.62/x
  3. Step 3: Cross multiply
    9,805.05x = 13,529.94 × 5,825.62
  4. Step 4: Simplify right side
    9,805.05x = 78,820,284.13
  5. Step 5: Solve for x
    x = 78,820,284.13/9,805.05
  6. Step 6: Final answer
    x = 8,038.74

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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.