Home / 1,289.51-1,933.40-595.79

Finding the Fourth Proportional to 1,289.51, 1,933.40 and 595.79

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Solution

The fourth proportional to 1,289.51, 1,933.40 and 595.79 is: 893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289.51 : 1,933.40 = 595.79 : x
  2. Step 2: Convert to fraction form
    1,289.51/1,933.40 = 595.79/x
  3. Step 3: Cross multiply
    1,289.51x = 1,933.40 × 595.79
  4. Step 4: Simplify right side
    1,289.51x = 1,151,902.24
  5. Step 5: Solve for x
    x = 1,151,902.24/1,289.51
  6. Step 6: Final answer
    x = 893.29

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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.