Home / 1,087.93-1,628.25-1,073.35

Finding the Fourth Proportional to 1,087.93, 1,628.25 and 1,073.35

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Solution

The fourth proportional to 1,087.93, 1,628.25 and 1,073.35 is: 1,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087.93 : 1,628.25 = 1,073.35 : x
  2. Step 2: Convert to fraction form
    1,087.93/1,628.25 = 1,073.35/x
  3. Step 3: Cross multiply
    1,087.93x = 1,628.25 × 1,073.35
  4. Step 4: Simplify right side
    1,087.93x = 1,747,686.19
  5. Step 5: Solve for x
    x = 1,747,686.19/1,087.93
  6. Step 6: Final answer
    x = 1,606.43

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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.