Home / 10,474.01-15,713.55-3,453.60

Finding the Fourth Proportional to 10,474.01, 15,713.55 and 3,453.60

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Solution

The fourth proportional to 10,474.01, 15,713.55 and 3,453.60 is: 5,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,474.01 : 15,713.55 = 3,453.60 : x
  2. Step 2: Convert to fraction form
    10,474.01/15,713.55 = 3,453.60/x
  3. Step 3: Cross multiply
    10,474.01x = 15,713.55 × 3,453.60
  4. Step 4: Simplify right side
    10,474.01x = 54,268,316.28
  5. Step 5: Solve for x
    x = 54,268,316.28/10,474.01
  6. Step 6: Final answer
    x = 5,181.24

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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.