Home / 4,799.56-7,199.12-1,680.27

Finding the Fourth Proportional to 4,799.56, 7,199.12 and 1,680.27

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Solution

The fourth proportional to 4,799.56, 7,199.12 and 1,680.27 is: 2,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.56 : 7,199.12 = 1,680.27 : x
  2. Step 2: Convert to fraction form
    4,799.56/7,199.12 = 1,680.27/x
  3. Step 3: Cross multiply
    4,799.56x = 7,199.12 × 1,680.27
  4. Step 4: Simplify right side
    4,799.56x = 12,096,461.63
  5. Step 5: Solve for x
    x = 12,096,461.63/4,799.56
  6. Step 6: Final answer
    x = 2,520.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.