Home / 1,333.15-1,997.33-1,088.35

Finding the Fourth Proportional to 1,333.15, 1,997.33 and 1,088.35

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Solution

The fourth proportional to 1,333.15, 1,997.33 and 1,088.35 is: 1,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.15 : 1,997.33 = 1,088.35 : x
  2. Step 2: Convert to fraction form
    1,333.15/1,997.33 = 1,088.35/x
  3. Step 3: Cross multiply
    1,333.15x = 1,997.33 × 1,088.35
  4. Step 4: Simplify right side
    1,333.15x = 2,173,788.66
  5. Step 5: Solve for x
    x = 2,173,788.66/1,333.15
  6. Step 6: Final answer
    x = 1,630.57

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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.