Home / 1,594.08-2,391.80-825.12

Finding the Fourth Proportional to 1,594.08, 2,391.80 and 825.12

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Solution

The fourth proportional to 1,594.08, 2,391.80 and 825.12 is: 1,238.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.08 : 2,391.80 = 825.12 : x
  2. Step 2: Convert to fraction form
    1,594.08/2,391.80 = 825.12/x
  3. Step 3: Cross multiply
    1,594.08x = 2,391.80 × 825.12
  4. Step 4: Simplify right side
    1,594.08x = 1,973,522.02
  5. Step 5: Solve for x
    x = 1,973,522.02/1,594.08
  6. Step 6: Final answer
    x = 1,238.03

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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.