Home / 10,895.12-16,344.80-3,499.01

Finding the Fourth Proportional to 10,895.12, 16,344.80 and 3,499.01

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Solution

The fourth proportional to 10,895.12, 16,344.80 and 3,499.01 is: 5,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.12 : 16,344.80 = 3,499.01 : x
  2. Step 2: Convert to fraction form
    10,895.12/16,344.80 = 3,499.01/x
  3. Step 3: Cross multiply
    10,895.12x = 16,344.80 × 3,499.01
  4. Step 4: Simplify right side
    10,895.12x = 57,190,618.65
  5. Step 5: Solve for x
    x = 57,190,618.65/10,895.12
  6. Step 6: Final answer
    x = 5,249.20

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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.