Home / 1,701.63-2,344.88-1,228.73

Finding the Fourth Proportional to 1,701.63, 2,344.88 and 1,228.73

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Solution

The fourth proportional to 1,701.63, 2,344.88 and 1,228.73 is: 1,693.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.63 : 2,344.88 = 1,228.73 : x
  2. Step 2: Convert to fraction form
    1,701.63/2,344.88 = 1,228.73/x
  3. Step 3: Cross multiply
    1,701.63x = 2,344.88 × 1,228.73
  4. Step 4: Simplify right side
    1,701.63x = 2,881,215.75
  5. Step 5: Solve for x
    x = 2,881,215.75/1,701.63
  6. Step 6: Final answer
    x = 1,693.21

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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.