Home / 4,682.30-7,024.14-1,680.12

Finding the Fourth Proportional to 4,682.30, 7,024.14 and 1,680.12

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Solution

The fourth proportional to 4,682.30, 7,024.14 and 1,680.12 is: 2,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.30 : 7,024.14 = 1,680.12 : x
  2. Step 2: Convert to fraction form
    4,682.30/7,024.14 = 1,680.12/x
  3. Step 3: Cross multiply
    4,682.30x = 7,024.14 × 1,680.12
  4. Step 4: Simplify right side
    4,682.30x = 11,801,398.10
  5. Step 5: Solve for x
    x = 11,801,398.10/4,682.30
  6. Step 6: Final answer
    x = 2,520.43

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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.