Home / 1,400.54-2,088.92-1,375.94

Finding the Fourth Proportional to 1,400.54, 2,088.92 and 1,375.94

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Solution

The fourth proportional to 1,400.54, 2,088.92 and 1,375.94 is: 2,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400.54 : 2,088.92 = 1,375.94 : x
  2. Step 2: Convert to fraction form
    1,400.54/2,088.92 = 1,375.94/x
  3. Step 3: Cross multiply
    1,400.54x = 2,088.92 × 1,375.94
  4. Step 4: Simplify right side
    1,400.54x = 2,874,211.26
  5. Step 5: Solve for x
    x = 2,874,211.26/1,400.54
  6. Step 6: Final answer
    x = 2,052.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.