Home / 5,673.60-8,504.59-1,972.79

Finding the Fourth Proportional to 5,673.60, 8,504.59 and 1,972.79

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Solution

The fourth proportional to 5,673.60, 8,504.59 and 1,972.79 is: 2,957.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.60 : 8,504.59 = 1,972.79 : x
  2. Step 2: Convert to fraction form
    5,673.60/8,504.59 = 1,972.79/x
  3. Step 3: Cross multiply
    5,673.60x = 8,504.59 × 1,972.79
  4. Step 4: Simplify right side
    5,673.60x = 16,777,760.24
  5. Step 5: Solve for x
    x = 16,777,760.24/5,673.60
  6. Step 6: Final answer
    x = 2,957.17

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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.