Home / 3,848.30-5,773.80-1,657.70

Finding the Fourth Proportional to 3,848.30, 5,773.80 and 1,657.70

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Solution

The fourth proportional to 3,848.30, 5,773.80 and 1,657.70 is: 2,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.30 : 5,773.80 = 1,657.70 : x
  2. Step 2: Convert to fraction form
    3,848.30/5,773.80 = 1,657.70/x
  3. Step 3: Cross multiply
    3,848.30x = 5,773.80 × 1,657.70
  4. Step 4: Simplify right side
    3,848.30x = 9,571,228.26
  5. Step 5: Solve for x
    x = 9,571,228.26/3,848.30
  6. Step 6: Final answer
    x = 2,487.13

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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.