Home / 1,351.24-2,026.86-484.93

Finding the Fourth Proportional to 1,351.24, 2,026.86 and 484.93

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Solution

The fourth proportional to 1,351.24, 2,026.86 and 484.93 is: 727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.24 : 2,026.86 = 484.93 : x
  2. Step 2: Convert to fraction form
    1,351.24/2,026.86 = 484.93/x
  3. Step 3: Cross multiply
    1,351.24x = 2,026.86 × 484.93
  4. Step 4: Simplify right side
    1,351.24x = 982,885.22
  5. Step 5: Solve for x
    x = 982,885.22/1,351.24
  6. Step 6: Final answer
    x = 727.40

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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.