Home / 11,740.81-17,600.13-3,944.16

Finding the Fourth Proportional to 11,740.81, 17,600.13 and 3,944.16

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Solution

The fourth proportional to 11,740.81, 17,600.13 and 3,944.16 is: 5,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.81 : 17,600.13 = 3,944.16 : x
  2. Step 2: Convert to fraction form
    11,740.81/17,600.13 = 3,944.16/x
  3. Step 3: Cross multiply
    11,740.81x = 17,600.13 × 3,944.16
  4. Step 4: Simplify right side
    11,740.81x = 69,417,728.74
  5. Step 5: Solve for x
    x = 69,417,728.74/11,740.81
  6. Step 6: Final answer
    x = 5,912.52

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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.