Home / 2,658.06-3,655.92-2,132.94

Finding the Fourth Proportional to 2,658.06, 3,655.92 and 2,132.94

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Solution

The fourth proportional to 2,658.06, 3,655.92 and 2,132.94 is: 2,933.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658.06 : 3,655.92 = 2,132.94 : x
  2. Step 2: Convert to fraction form
    2,658.06/3,655.92 = 2,132.94/x
  3. Step 3: Cross multiply
    2,658.06x = 3,655.92 × 2,132.94
  4. Step 4: Simplify right side
    2,658.06x = 7,797,858.00
  5. Step 5: Solve for x
    x = 7,797,858.00/2,658.06
  6. Step 6: Final answer
    x = 2,933.67

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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.