Home / 2,680.42-4,018.47-1,524.58

Finding the Fourth Proportional to 2,680.42, 4,018.47 and 1,524.58

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Solution

The fourth proportional to 2,680.42, 4,018.47 and 1,524.58 is: 2,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.42 : 4,018.47 = 1,524.58 : x
  2. Step 2: Convert to fraction form
    2,680.42/4,018.47 = 1,524.58/x
  3. Step 3: Cross multiply
    2,680.42x = 4,018.47 × 1,524.58
  4. Step 4: Simplify right side
    2,680.42x = 6,126,478.99
  5. Step 5: Solve for x
    x = 6,126,478.99/2,680.42
  6. Step 6: Final answer
    x = 2,285.64

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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.