Home / 2,045.13-3,068.31-1,583.43

Finding the Fourth Proportional to 2,045.13, 3,068.31 and 1,583.43

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Solution

The fourth proportional to 2,045.13, 3,068.31 and 1,583.43 is: 2,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.13 : 3,068.31 = 1,583.43 : x
  2. Step 2: Convert to fraction form
    2,045.13/3,068.31 = 1,583.43/x
  3. Step 3: Cross multiply
    2,045.13x = 3,068.31 × 1,583.43
  4. Step 4: Simplify right side
    2,045.13x = 4,858,454.10
  5. Step 5: Solve for x
    x = 4,858,454.10/2,045.13
  6. Step 6: Final answer
    x = 2,375.62

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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.