Home / 5,310.99-7,331.76-3,322.65

Finding the Fourth Proportional to 5,310.99, 7,331.76 and 3,322.65

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Solution

The fourth proportional to 5,310.99, 7,331.76 and 3,322.65 is: 4,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.99 : 7,331.76 = 3,322.65 : x
  2. Step 2: Convert to fraction form
    5,310.99/7,331.76 = 3,322.65/x
  3. Step 3: Cross multiply
    5,310.99x = 7,331.76 × 3,322.65
  4. Step 4: Simplify right side
    5,310.99x = 24,360,872.36
  5. Step 5: Solve for x
    x = 24,360,872.36/5,310.99
  6. Step 6: Final answer
    x = 4,586.88

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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.