Home / 4,321.53-5,964.55-2,810.96

Finding the Fourth Proportional to 4,321.53, 5,964.55 and 2,810.96

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Solution

The fourth proportional to 4,321.53, 5,964.55 and 2,810.96 is: 3,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.53 : 5,964.55 = 2,810.96 : x
  2. Step 2: Convert to fraction form
    4,321.53/5,964.55 = 2,810.96/x
  3. Step 3: Cross multiply
    4,321.53x = 5,964.55 × 2,810.96
  4. Step 4: Simplify right side
    4,321.53x = 16,766,111.47
  5. Step 5: Solve for x
    x = 16,766,111.47/4,321.53
  6. Step 6: Final answer
    x = 3,879.67

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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.