Home / 7,347.30-11,022.66-2,153.58

Finding the Fourth Proportional to 7,347.30, 11,022.66 and 2,153.58

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Solution

The fourth proportional to 7,347.30, 11,022.66 and 2,153.58 is: 3,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.30 : 11,022.66 = 2,153.58 : x
  2. Step 2: Convert to fraction form
    7,347.30/11,022.66 = 2,153.58/x
  3. Step 3: Cross multiply
    7,347.30x = 11,022.66 × 2,153.58
  4. Step 4: Simplify right side
    7,347.30x = 23,738,180.12
  5. Step 5: Solve for x
    x = 23,738,180.12/7,347.30
  6. Step 6: Final answer
    x = 3,230.87

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1.5x scale

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.