Home / 11,407.21-17,116.28-5,560.63

Finding the Fourth Proportional to 11,407.21, 17,116.28 and 5,560.63

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Solution

The fourth proportional to 11,407.21, 17,116.28 and 5,560.63 is: 8,343.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407.21 : 17,116.28 = 5,560.63 : x
  2. Step 2: Convert to fraction form
    11,407.21/17,116.28 = 5,560.63/x
  3. Step 3: Cross multiply
    11,407.21x = 17,116.28 × 5,560.63
  4. Step 4: Simplify right side
    11,407.21x = 95,177,300.06
  5. Step 5: Solve for x
    x = 95,177,300.06/11,407.21
  6. Step 6: Final answer
    x = 8,343.61

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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.