Home / 4,242.36-6,357.10-2,159.26

Finding the Fourth Proportional to 4,242.36, 6,357.10 and 2,159.26

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Solution

The fourth proportional to 4,242.36, 6,357.10 and 2,159.26 is: 3,235.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.36 : 6,357.10 = 2,159.26 : x
  2. Step 2: Convert to fraction form
    4,242.36/6,357.10 = 2,159.26/x
  3. Step 3: Cross multiply
    4,242.36x = 6,357.10 × 2,159.26
  4. Step 4: Simplify right side
    4,242.36x = 13,726,631.75
  5. Step 5: Solve for x
    x = 13,726,631.75/4,242.36
  6. Step 6: Final answer
    x = 3,235.61

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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.