Home / 3,378.04-5,071.80-1,735.78

Finding the Fourth Proportional to 3,378.04, 5,071.80 and 1,735.78

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Solution

The fourth proportional to 3,378.04, 5,071.80 and 1,735.78 is: 2,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.04 : 5,071.80 = 1,735.78 : x
  2. Step 2: Convert to fraction form
    3,378.04/5,071.80 = 1,735.78/x
  3. Step 3: Cross multiply
    3,378.04x = 5,071.80 × 1,735.78
  4. Step 4: Simplify right side
    3,378.04x = 8,803,529.00
  5. Step 5: Solve for x
    x = 8,803,529.00/3,378.04
  6. Step 6: Final answer
    x = 2,606.11

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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.