Home / 4,783.11-7,174.66-1,273.12

Finding the Fourth Proportional to 4,783.11, 7,174.66 and 1,273.12

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Solution

The fourth proportional to 4,783.11, 7,174.66 and 1,273.12 is: 1,909.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.11 : 7,174.66 = 1,273.12 : x
  2. Step 2: Convert to fraction form
    4,783.11/7,174.66 = 1,273.12/x
  3. Step 3: Cross multiply
    4,783.11x = 7,174.66 × 1,273.12
  4. Step 4: Simplify right side
    4,783.11x = 9,134,178.84
  5. Step 5: Solve for x
    x = 9,134,178.84/4,783.11
  6. Step 6: Final answer
    x = 1,909.67

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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.