Home / 11,848.50-17,775.65-4,453.38

Finding the Fourth Proportional to 11,848.50, 17,775.65 and 4,453.38

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Solution

The fourth proportional to 11,848.50, 17,775.65 and 4,453.38 is: 6,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.50 : 17,775.65 = 4,453.38 : x
  2. Step 2: Convert to fraction form
    11,848.50/17,775.65 = 4,453.38/x
  3. Step 3: Cross multiply
    11,848.50x = 17,775.65 × 4,453.38
  4. Step 4: Simplify right side
    11,848.50x = 79,161,724.20
  5. Step 5: Solve for x
    x = 79,161,724.20/11,848.50
  6. Step 6: Final answer
    x = 6,681.16

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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.