Home / 2,060.10-2,844-1,431.72

Finding the Fourth Proportional to 2,060.10, 2,844 and 1,431.72

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Solution

The fourth proportional to 2,060.10, 2,844 and 1,431.72 is: 1,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.10 : 2,844 = 1,431.72 : x
  2. Step 2: Convert to fraction form
    2,060.10/2,844 = 1,431.72/x
  3. Step 3: Cross multiply
    2,060.10x = 2,844 × 1,431.72
  4. Step 4: Simplify right side
    2,060.10x = 4,071,811.68
  5. Step 5: Solve for x
    x = 4,071,811.68/2,060.10
  6. Step 6: Final answer
    x = 1,976.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.