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Finding the Fourth Proportional to 10,995.95, 16,494.84 and 3,600.25

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Solution

The fourth proportional to 10,995.95, 16,494.84 and 3,600.25 is: 5,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.95 : 16,494.84 = 3,600.25 : x
  2. Step 2: Convert to fraction form
    10,995.95/16,494.84 = 3,600.25/x
  3. Step 3: Cross multiply
    10,995.95x = 16,494.84 × 3,600.25
  4. Step 4: Simplify right side
    10,995.95x = 59,385,506.47
  5. Step 5: Solve for x
    x = 59,385,506.47/10,995.95
  6. Step 6: Final answer
    x = 5,400.67

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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.