Home / 5,208.41-7,811.40-2,432.45

Finding the Fourth Proportional to 5,208.41, 7,811.40 and 2,432.45

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Solution

The fourth proportional to 5,208.41, 7,811.40 and 2,432.45 is: 3,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.41 : 7,811.40 = 2,432.45 : x
  2. Step 2: Convert to fraction form
    5,208.41/7,811.40 = 2,432.45/x
  3. Step 3: Cross multiply
    5,208.41x = 7,811.40 × 2,432.45
  4. Step 4: Simplify right side
    5,208.41x = 19,000,839.93
  5. Step 5: Solve for x
    x = 19,000,839.93/5,208.41
  6. Step 6: Final answer
    x = 3,648.11

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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.