Home / 4,579.17-6,868.77-1,116.42

Finding the Fourth Proportional to 4,579.17, 6,868.77 and 1,116.42

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Solution

The fourth proportional to 4,579.17, 6,868.77 and 1,116.42 is: 1,674.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.17 : 6,868.77 = 1,116.42 : x
  2. Step 2: Convert to fraction form
    4,579.17/6,868.77 = 1,116.42/x
  3. Step 3: Cross multiply
    4,579.17x = 6,868.77 × 1,116.42
  4. Step 4: Simplify right side
    4,579.17x = 7,668,402.26
  5. Step 5: Solve for x
    x = 7,668,402.26/4,579.17
  6. Step 6: Final answer
    x = 1,674.63

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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.