Home / 7,848.95-11,775.27-2,584.36

Finding the Fourth Proportional to 7,848.95, 11,775.27 and 2,584.36

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Solution

The fourth proportional to 7,848.95, 11,775.27 and 2,584.36 is: 3,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.95 : 11,775.27 = 2,584.36 : x
  2. Step 2: Convert to fraction form
    7,848.95/11,775.27 = 2,584.36/x
  3. Step 3: Cross multiply
    7,848.95x = 11,775.27 × 2,584.36
  4. Step 4: Simplify right side
    7,848.95x = 30,431,523.86
  5. Step 5: Solve for x
    x = 30,431,523.86/7,848.95
  6. Step 6: Final answer
    x = 3,877.15

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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.