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Finding the Fourth Proportional to 1,589.03, 2,193.03 and 880.94

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Solution

The fourth proportional to 1,589.03, 2,193.03 and 880.94 is: 1,215.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.03 : 2,193.03 = 880.94 : x
  2. Step 2: Convert to fraction form
    1,589.03/2,193.03 = 880.94/x
  3. Step 3: Cross multiply
    1,589.03x = 2,193.03 × 880.94
  4. Step 4: Simplify right side
    1,589.03x = 1,931,916.88
  5. Step 5: Solve for x
    x = 1,931,916.88/1,589.03
  6. Step 6: Final answer
    x = 1,215.79

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1.5x scale

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.