Home / 3,336.44-5,007.51-1,390.01

Finding the Fourth Proportional to 3,336.44, 5,007.51 and 1,390.01

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Solution

The fourth proportional to 3,336.44, 5,007.51 and 1,390.01 is: 2,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.44 : 5,007.51 = 1,390.01 : x
  2. Step 2: Convert to fraction form
    3,336.44/5,007.51 = 1,390.01/x
  3. Step 3: Cross multiply
    3,336.44x = 5,007.51 × 1,390.01
  4. Step 4: Simplify right side
    3,336.44x = 6,960,463.94
  5. Step 5: Solve for x
    x = 6,960,463.94/3,336.44
  6. Step 6: Final answer
    x = 2,086.20

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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.