Home / 1,529.68-2,291.10-1,095.52

Finding the Fourth Proportional to 1,529.68, 2,291.10 and 1,095.52

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Solution

The fourth proportional to 1,529.68, 2,291.10 and 1,095.52 is: 1,640.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.68 : 2,291.10 = 1,095.52 : x
  2. Step 2: Convert to fraction form
    1,529.68/2,291.10 = 1,095.52/x
  3. Step 3: Cross multiply
    1,529.68x = 2,291.10 × 1,095.52
  4. Step 4: Simplify right side
    1,529.68x = 2,509,945.87
  5. Step 5: Solve for x
    x = 2,509,945.87/1,529.68
  6. Step 6: Final answer
    x = 1,640.83

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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.