Home / 5,475-8,204.58-2,354.19

Finding the Fourth Proportional to 5,475, 8,204.58 and 2,354.19

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Solution

The fourth proportional to 5,475, 8,204.58 and 2,354.19 is: 3,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475 : 8,204.58 = 2,354.19 : x
  2. Step 2: Convert to fraction form
    5,475/8,204.58 = 2,354.19/x
  3. Step 3: Cross multiply
    5,475x = 8,204.58 × 2,354.19
  4. Step 4: Simplify right side
    5,475x = 19,315,140.19
  5. Step 5: Solve for x
    x = 19,315,140.19/5,475
  6. Step 6: Final answer
    x = 3,527.88

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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.