Home / 8,371.35-11,552.76-5,543.64

Finding the Fourth Proportional to 8,371.35, 11,552.76 and 5,543.64

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Solution

The fourth proportional to 8,371.35, 11,552.76 and 5,543.64 is: 7,650.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371.35 : 11,552.76 = 5,543.64 : x
  2. Step 2: Convert to fraction form
    8,371.35/11,552.76 = 5,543.64/x
  3. Step 3: Cross multiply
    8,371.35x = 11,552.76 × 5,543.64
  4. Step 4: Simplify right side
    8,371.35x = 64,044,342.45
  5. Step 5: Solve for x
    x = 64,044,342.45/8,371.35
  6. Step 6: Final answer
    x = 7,650.42

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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.