Home / 4,217.58-5,820.31-2,329.17

Finding the Fourth Proportional to 4,217.58, 5,820.31 and 2,329.17

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Solution

The fourth proportional to 4,217.58, 5,820.31 and 2,329.17 is: 3,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.58 : 5,820.31 = 2,329.17 : x
  2. Step 2: Convert to fraction form
    4,217.58/5,820.31 = 2,329.17/x
  3. Step 3: Cross multiply
    4,217.58x = 5,820.31 × 2,329.17
  4. Step 4: Simplify right side
    4,217.58x = 13,556,491.44
  5. Step 5: Solve for x
    x = 13,556,491.44/4,217.58
  6. Step 6: Final answer
    x = 3,214.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.