Home / 4,217.68-5,820-2,354.56

Finding the Fourth Proportional to 4,217.68, 5,820 and 2,354.56

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Solution

The fourth proportional to 4,217.68, 5,820 and 2,354.56 is: 3,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.68 : 5,820 = 2,354.56 : x
  2. Step 2: Convert to fraction form
    4,217.68/5,820 = 2,354.56/x
  3. Step 3: Cross multiply
    4,217.68x = 5,820 × 2,354.56
  4. Step 4: Simplify right side
    4,217.68x = 13,703,539.20
  5. Step 5: Solve for x
    x = 13,703,539.20/4,217.68
  6. Step 6: Final answer
    x = 3,249.07

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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.