Home / 1,732.20-2,596.80-897.84

Finding the Fourth Proportional to 1,732.20, 2,596.80 and 897.84

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Solution

The fourth proportional to 1,732.20, 2,596.80 and 897.84 is: 1,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.20 : 2,596.80 = 897.84 : x
  2. Step 2: Convert to fraction form
    1,732.20/2,596.80 = 897.84/x
  3. Step 3: Cross multiply
    1,732.20x = 2,596.80 × 897.84
  4. Step 4: Simplify right side
    1,732.20x = 2,331,510.91
  5. Step 5: Solve for x
    x = 2,331,510.91/1,732.20
  6. Step 6: Final answer
    x = 1,345.98

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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.