Home / 4,582.79-6,874.18-1,120.04

Finding the Fourth Proportional to 4,582.79, 6,874.18 and 1,120.04

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Solution

The fourth proportional to 4,582.79, 6,874.18 and 1,120.04 is: 1,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,582.79 : 6,874.18 = 1,120.04 : x
  2. Step 2: Convert to fraction form
    4,582.79/6,874.18 = 1,120.04/x
  3. Step 3: Cross multiply
    4,582.79x = 6,874.18 × 1,120.04
  4. Step 4: Simplify right side
    4,582.79x = 7,699,370.95
  5. Step 5: Solve for x
    x = 7,699,370.95/4,582.79
  6. Step 6: Final answer
    x = 1,680.06

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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.