Home / 1,654.10-2,477.55-1,003.70

Finding the Fourth Proportional to 1,654.10, 2,477.55 and 1,003.70

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Solution

The fourth proportional to 1,654.10, 2,477.55 and 1,003.70 is: 1,503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654.10 : 2,477.55 = 1,003.70 : x
  2. Step 2: Convert to fraction form
    1,654.10/2,477.55 = 1,003.70/x
  3. Step 3: Cross multiply
    1,654.10x = 2,477.55 × 1,003.70
  4. Step 4: Simplify right side
    1,654.10x = 2,486,716.94
  5. Step 5: Solve for x
    x = 2,486,716.94/1,654.10
  6. Step 6: Final answer
    x = 1,503.37

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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.