Home / 4,680.82-6,459.90-2,792.98

Finding the Fourth Proportional to 4,680.82, 6,459.90 and 2,792.98

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Solution

The fourth proportional to 4,680.82, 6,459.90 and 2,792.98 is: 3,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.82 : 6,459.90 = 2,792.98 : x
  2. Step 2: Convert to fraction form
    4,680.82/6,459.90 = 2,792.98/x
  3. Step 3: Cross multiply
    4,680.82x = 6,459.90 × 2,792.98
  4. Step 4: Simplify right side
    4,680.82x = 18,042,339.20
  5. Step 5: Solve for x
    x = 18,042,339.20/4,680.82
  6. Step 6: Final answer
    x = 3,854.53

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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.