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Finding the Fourth Proportional to 1,689.76, 2,533.09 and 593.52

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Solution

The fourth proportional to 1,689.76, 2,533.09 and 593.52 is: 889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689.76 : 2,533.09 = 593.52 : x
  2. Step 2: Convert to fraction form
    1,689.76/2,533.09 = 593.52/x
  3. Step 3: Cross multiply
    1,689.76x = 2,533.09 × 593.52
  4. Step 4: Simplify right side
    1,689.76x = 1,503,439.58
  5. Step 5: Solve for x
    x = 1,503,439.58/1,689.76
  6. Step 6: Final answer
    x = 889.74

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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.