Home / 4,848.60-7,270.74-1,385.04

Finding the Fourth Proportional to 4,848.60, 7,270.74 and 1,385.04

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Solution

The fourth proportional to 4,848.60, 7,270.74 and 1,385.04 is: 2,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.60 : 7,270.74 = 1,385.04 : x
  2. Step 2: Convert to fraction form
    4,848.60/7,270.74 = 1,385.04/x
  3. Step 3: Cross multiply
    4,848.60x = 7,270.74 × 1,385.04
  4. Step 4: Simplify right side
    4,848.60x = 10,070,265.73
  5. Step 5: Solve for x
    x = 10,070,265.73/4,848.60
  6. Step 6: Final answer
    x = 2,076.94

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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.