Home / 4,582.89-6,874.28-1,120.17

Finding the Fourth Proportional to 4,582.89, 6,874.28 and 1,120.17

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Solution

The fourth proportional to 4,582.89, 6,874.28 and 1,120.17 is: 1,680.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,582.89 : 6,874.28 = 1,120.17 : x
  2. Step 2: Convert to fraction form
    4,582.89/6,874.28 = 1,120.17/x
  3. Step 3: Cross multiply
    4,582.89x = 6,874.28 × 1,120.17
  4. Step 4: Simplify right side
    4,582.89x = 7,700,356.63
  5. Step 5: Solve for x
    x = 7,700,356.63/4,582.89
  6. Step 6: Final answer
    x = 1,680.24

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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.