Home / 11,848.40-17,767.56-5,270.08

Finding the Fourth Proportional to 11,848.40, 17,767.56 and 5,270.08

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Solution

The fourth proportional to 11,848.40, 17,767.56 and 5,270.08 is: 7,902.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.40 : 17,767.56 = 5,270.08 : x
  2. Step 2: Convert to fraction form
    11,848.40/17,767.56 = 5,270.08/x
  3. Step 3: Cross multiply
    11,848.40x = 17,767.56 × 5,270.08
  4. Step 4: Simplify right side
    11,848.40x = 93,636,462.60
  5. Step 5: Solve for x
    x = 93,636,462.60/11,848.40
  6. Step 6: Final answer
    x = 7,902.88

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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.