Home / 4,217.88-5,820.58-2,329.40

Finding the Fourth Proportional to 4,217.88, 5,820.58 and 2,329.40

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Solution

The fourth proportional to 4,217.88, 5,820.58 and 2,329.40 is: 3,214.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.88 : 5,820.58 = 2,329.40 : x
  2. Step 2: Convert to fraction form
    4,217.88/5,820.58 = 2,329.40/x
  3. Step 3: Cross multiply
    4,217.88x = 5,820.58 × 2,329.40
  4. Step 4: Simplify right side
    4,217.88x = 13,558,459.05
  5. Step 5: Solve for x
    x = 13,558,459.05/4,217.88
  6. Step 6: Final answer
    x = 3,214.52

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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.