Home / 3,740.24-5,609.64-1,274.84

Finding the Fourth Proportional to 3,740.24, 5,609.64 and 1,274.84

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Solution

The fourth proportional to 3,740.24, 5,609.64 and 1,274.84 is: 1,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.24 : 5,609.64 = 1,274.84 : x
  2. Step 2: Convert to fraction form
    3,740.24/5,609.64 = 1,274.84/x
  3. Step 3: Cross multiply
    3,740.24x = 5,609.64 × 1,274.84
  4. Step 4: Simplify right side
    3,740.24x = 7,151,393.46
  5. Step 5: Solve for x
    x = 7,151,393.46/3,740.24
  6. Step 6: Final answer
    x = 1,912.01

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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.