Home / 1,593.34-2,378.62-1,385.80

Finding the Fourth Proportional to 1,593.34, 2,378.62 and 1,385.80

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Solution

The fourth proportional to 1,593.34, 2,378.62 and 1,385.80 is: 2,068.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.34 : 2,378.62 = 1,385.80 : x
  2. Step 2: Convert to fraction form
    1,593.34/2,378.62 = 1,385.80/x
  3. Step 3: Cross multiply
    1,593.34x = 2,378.62 × 1,385.80
  4. Step 4: Simplify right side
    1,593.34x = 3,296,291.60
  5. Step 5: Solve for x
    x = 3,296,291.60/1,593.34
  6. Step 6: Final answer
    x = 2,068.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.