Home / 10,995.84-15,174.21-5,960.18

Finding the Fourth Proportional to 10,995.84, 15,174.21 and 5,960.18

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Solution

The fourth proportional to 10,995.84, 15,174.21 and 5,960.18 is: 8,225.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.84 : 15,174.21 = 5,960.18 : x
  2. Step 2: Convert to fraction form
    10,995.84/15,174.21 = 5,960.18/x
  3. Step 3: Cross multiply
    10,995.84x = 15,174.21 × 5,960.18
  4. Step 4: Simplify right side
    10,995.84x = 90,441,083.24
  5. Step 5: Solve for x
    x = 90,441,083.24/10,995.84
  6. Step 6: Final answer
    x = 8,225.03

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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.