Home / 8,356.33-11,531.76-4,819.55

Finding the Fourth Proportional to 8,356.33, 11,531.76 and 4,819.55

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Solution

The fourth proportional to 8,356.33, 11,531.76 and 4,819.55 is: 6,651.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.33 : 11,531.76 = 4,819.55 : x
  2. Step 2: Convert to fraction form
    8,356.33/11,531.76 = 4,819.55/x
  3. Step 3: Cross multiply
    8,356.33x = 11,531.76 × 4,819.55
  4. Step 4: Simplify right side
    8,356.33x = 55,577,893.91
  5. Step 5: Solve for x
    x = 55,577,893.91/8,356.33
  6. Step 6: Final answer
    x = 6,651.00

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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.