Home / 3,146.94-4,720.28-1,068.01

Finding the Fourth Proportional to 3,146.94, 4,720.28 and 1,068.01

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Solution

The fourth proportional to 3,146.94, 4,720.28 and 1,068.01 is: 1,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.94 : 4,720.28 = 1,068.01 : x
  2. Step 2: Convert to fraction form
    3,146.94/4,720.28 = 1,068.01/x
  3. Step 3: Cross multiply
    3,146.94x = 4,720.28 × 1,068.01
  4. Step 4: Simplify right side
    3,146.94x = 5,041,289.10
  5. Step 5: Solve for x
    x = 5,041,289.10/3,146.94
  6. Step 6: Final answer
    x = 1,601.97

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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.