Home / 1,529.17-2,289.27-1,383.27

Finding the Fourth Proportional to 1,529.17, 2,289.27 and 1,383.27

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Solution

The fourth proportional to 1,529.17, 2,289.27 and 1,383.27 is: 2,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.17 : 2,289.27 = 1,383.27 : x
  2. Step 2: Convert to fraction form
    1,529.17/2,289.27 = 1,383.27/x
  3. Step 3: Cross multiply
    1,529.17x = 2,289.27 × 1,383.27
  4. Step 4: Simplify right side
    1,529.17x = 3,166,678.51
  5. Step 5: Solve for x
    x = 3,166,678.51/1,529.17
  6. Step 6: Final answer
    x = 2,070.85

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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.