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Finding the Fourth Proportional to 3,337.94, 5,007.36 and 1,146.84

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Solution

The fourth proportional to 3,337.94, 5,007.36 and 1,146.84 is: 1,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.94 : 5,007.36 = 1,146.84 : x
  2. Step 2: Convert to fraction form
    3,337.94/5,007.36 = 1,146.84/x
  3. Step 3: Cross multiply
    3,337.94x = 5,007.36 × 1,146.84
  4. Step 4: Simplify right side
    3,337.94x = 5,742,640.74
  5. Step 5: Solve for x
    x = 5,742,640.74/3,337.94
  6. Step 6: Final answer
    x = 1,720.41

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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.