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Finding the Fourth Proportional to 10,799.13, 16,200.89 and 4,559.16

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Solution

The fourth proportional to 10,799.13, 16,200.89 and 4,559.16 is: 6,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.13 : 16,200.89 = 4,559.16 : x
  2. Step 2: Convert to fraction form
    10,799.13/16,200.89 = 4,559.16/x
  3. Step 3: Cross multiply
    10,799.13x = 16,200.89 × 4,559.16
  4. Step 4: Simplify right side
    10,799.13x = 73,862,449.65
  5. Step 5: Solve for x
    x = 73,862,449.65/10,799.13
  6. Step 6: Final answer
    x = 6,839.67

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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.