Home / 2,177.23-3,266.24-792.50

Finding the Fourth Proportional to 2,177.23, 3,266.24 and 792.50

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Solution

The fourth proportional to 2,177.23, 3,266.24 and 792.50 is: 1,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.23 : 3,266.24 = 792.50 : x
  2. Step 2: Convert to fraction form
    2,177.23/3,266.24 = 792.50/x
  3. Step 3: Cross multiply
    2,177.23x = 3,266.24 × 792.50
  4. Step 4: Simplify right side
    2,177.23x = 2,588,499.40
  5. Step 5: Solve for x
    x = 2,588,499.40/2,177.23
  6. Step 6: Final answer
    x = 1,188.90

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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.