Home / 4,909.30-6,773.02-3,231.67

Finding the Fourth Proportional to 4,909.30, 6,773.02 and 3,231.67

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Solution

The fourth proportional to 4,909.30, 6,773.02 and 3,231.67 is: 4,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.30 : 6,773.02 = 3,231.67 : x
  2. Step 2: Convert to fraction form
    4,909.30/6,773.02 = 3,231.67/x
  3. Step 3: Cross multiply
    4,909.30x = 6,773.02 × 3,231.67
  4. Step 4: Simplify right side
    4,909.30x = 21,888,115.52
  5. Step 5: Solve for x
    x = 21,888,115.52/4,909.30
  6. Step 6: Final answer
    x = 4,458.50

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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.