Home / 11,350.89-17,042.28-5,808.21

Finding the Fourth Proportional to 11,350.89, 17,042.28 and 5,808.21

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Solution

The fourth proportional to 11,350.89, 17,042.28 and 5,808.21 is: 8,720.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,350.89 : 17,042.28 = 5,808.21 : x
  2. Step 2: Convert to fraction form
    11,350.89/17,042.28 = 5,808.21/x
  3. Step 3: Cross multiply
    11,350.89x = 17,042.28 × 5,808.21
  4. Step 4: Simplify right side
    11,350.89x = 98,985,141.12
  5. Step 5: Solve for x
    x = 98,985,141.12/11,350.89
  6. Step 6: Final answer
    x = 8,720.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.