Home / 1,589.98-2,193.42-1,030.63

Finding the Fourth Proportional to 1,589.98, 2,193.42 and 1,030.63

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Solution

The fourth proportional to 1,589.98, 2,193.42 and 1,030.63 is: 1,421.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.98 : 2,193.42 = 1,030.63 : x
  2. Step 2: Convert to fraction form
    1,589.98/2,193.42 = 1,030.63/x
  3. Step 3: Cross multiply
    1,589.98x = 2,193.42 × 1,030.63
  4. Step 4: Simplify right side
    1,589.98x = 2,260,593.49
  5. Step 5: Solve for x
    x = 2,260,593.49/1,589.98
  6. Step 6: Final answer
    x = 1,421.78

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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.