Home / 1,513.14-2,269.34-588.36

Finding the Fourth Proportional to 1,513.14, 2,269.34 and 588.36

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Solution

The fourth proportional to 1,513.14, 2,269.34 and 588.36 is: 882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.14 : 2,269.34 = 588.36 : x
  2. Step 2: Convert to fraction form
    1,513.14/2,269.34 = 588.36/x
  3. Step 3: Cross multiply
    1,513.14x = 2,269.34 × 588.36
  4. Step 4: Simplify right side
    1,513.14x = 1,335,188.88
  5. Step 5: Solve for x
    x = 1,335,188.88/1,513.14
  6. Step 6: Final answer
    x = 882.40

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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.