Home / 1,801.05-2,484.60-1,054.55

Finding the Fourth Proportional to 1,801.05, 2,484.60 and 1,054.55

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Solution

The fourth proportional to 1,801.05, 2,484.60 and 1,054.55 is: 1,454.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.05 : 2,484.60 = 1,054.55 : x
  2. Step 2: Convert to fraction form
    1,801.05/2,484.60 = 1,054.55/x
  3. Step 3: Cross multiply
    1,801.05x = 2,484.60 × 1,054.55
  4. Step 4: Simplify right side
    1,801.05x = 2,620,134.93
  5. Step 5: Solve for x
    x = 2,620,134.93/1,801.05
  6. Step 6: Final answer
    x = 1,454.78

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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.