Home / 1,925.03-2,654.64-1,550.81

Finding the Fourth Proportional to 1,925.03, 2,654.64 and 1,550.81

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Solution

The fourth proportional to 1,925.03, 2,654.64 and 1,550.81 is: 2,138.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.03 : 2,654.64 = 1,550.81 : x
  2. Step 2: Convert to fraction form
    1,925.03/2,654.64 = 1,550.81/x
  3. Step 3: Cross multiply
    1,925.03x = 2,654.64 × 1,550.81
  4. Step 4: Simplify right side
    1,925.03x = 4,116,848.90
  5. Step 5: Solve for x
    x = 4,116,848.90/1,925.03
  6. Step 6: Final answer
    x = 2,138.59

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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.