Home / 11,543.44-17,315.30-4,153.18

Finding the Fourth Proportional to 11,543.44, 17,315.30 and 4,153.18

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Solution

The fourth proportional to 11,543.44, 17,315.30 and 4,153.18 is: 6,229.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.44 : 17,315.30 = 4,153.18 : x
  2. Step 2: Convert to fraction form
    11,543.44/17,315.30 = 4,153.18/x
  3. Step 3: Cross multiply
    11,543.44x = 17,315.30 × 4,153.18
  4. Step 4: Simplify right side
    11,543.44x = 71,913,536.89
  5. Step 5: Solve for x
    x = 71,913,536.89/11,543.44
  6. Step 6: Final answer
    x = 6,229.82

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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.