Home / 5,235.22-7,853.10-2,637.28

Finding the Fourth Proportional to 5,235.22, 7,853.10 and 2,637.28

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Solution

The fourth proportional to 5,235.22, 7,853.10 and 2,637.28 is: 3,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.22 : 7,853.10 = 2,637.28 : x
  2. Step 2: Convert to fraction form
    5,235.22/7,853.10 = 2,637.28/x
  3. Step 3: Cross multiply
    5,235.22x = 7,853.10 × 2,637.28
  4. Step 4: Simplify right side
    5,235.22x = 20,710,823.57
  5. Step 5: Solve for x
    x = 20,710,823.57/5,235.22
  6. Step 6: Final answer
    x = 3,956.06

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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.