Home / 5,972.89-8,242.87-3,320.34

Finding the Fourth Proportional to 5,972.89, 8,242.87 and 3,320.34

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Solution

The fourth proportional to 5,972.89, 8,242.87 and 3,320.34 is: 4,582.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.89 : 8,242.87 = 3,320.34 : x
  2. Step 2: Convert to fraction form
    5,972.89/8,242.87 = 3,320.34/x
  3. Step 3: Cross multiply
    5,972.89x = 8,242.87 × 3,320.34
  4. Step 4: Simplify right side
    5,972.89x = 27,369,166.04
  5. Step 5: Solve for x
    x = 27,369,166.04/5,972.89
  6. Step 6: Final answer
    x = 4,582.23

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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.