Home / 8,414.51-11,612.42-4,878.83

Finding the Fourth Proportional to 8,414.51, 11,612.42 and 4,878.83

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Solution

The fourth proportional to 8,414.51, 11,612.42 and 4,878.83 is: 6,733.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.51 : 11,612.42 = 4,878.83 : x
  2. Step 2: Convert to fraction form
    8,414.51/11,612.42 = 4,878.83/x
  3. Step 3: Cross multiply
    8,414.51x = 11,612.42 × 4,878.83
  4. Step 4: Simplify right side
    8,414.51x = 56,655,023.07
  5. Step 5: Solve for x
    x = 56,655,023.07/8,414.51
  6. Step 6: Final answer
    x = 6,733.02

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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.