Home / 1,732.39-2,595.79-1,038.74

Finding the Fourth Proportional to 1,732.39, 2,595.79 and 1,038.74

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Solution

The fourth proportional to 1,732.39, 2,595.79 and 1,038.74 is: 1,556.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.39 : 2,595.79 = 1,038.74 : x
  2. Step 2: Convert to fraction form
    1,732.39/2,595.79 = 1,038.74/x
  3. Step 3: Cross multiply
    1,732.39x = 2,595.79 × 1,038.74
  4. Step 4: Simplify right side
    1,732.39x = 2,696,350.90
  5. Step 5: Solve for x
    x = 2,696,350.90/1,732.39
  6. Step 6: Final answer
    x = 1,556.43

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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.