Home / 4,680.22-6,456.54-3,000.82

Finding the Fourth Proportional to 4,680.22, 6,456.54 and 3,000.82

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Solution

The fourth proportional to 4,680.22, 6,456.54 and 3,000.82 is: 4,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.22 : 6,456.54 = 3,000.82 : x
  2. Step 2: Convert to fraction form
    4,680.22/6,456.54 = 3,000.82/x
  3. Step 3: Cross multiply
    4,680.22x = 6,456.54 × 3,000.82
  4. Step 4: Simplify right side
    4,680.22x = 19,374,914.36
  5. Step 5: Solve for x
    x = 19,374,914.36/4,680.22
  6. Step 6: Final answer
    x = 4,139.74

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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.