Home / 3,308.56-4,962.84-1,362.40

Finding the Fourth Proportional to 3,308.56, 4,962.84 and 1,362.40

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Solution

The fourth proportional to 3,308.56, 4,962.84 and 1,362.40 is: 2,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.56 : 4,962.84 = 1,362.40 : x
  2. Step 2: Convert to fraction form
    3,308.56/4,962.84 = 1,362.40/x
  3. Step 3: Cross multiply
    3,308.56x = 4,962.84 × 1,362.40
  4. Step 4: Simplify right side
    3,308.56x = 6,761,373.22
  5. Step 5: Solve for x
    x = 6,761,373.22/3,308.56
  6. Step 6: Final answer
    x = 2,043.60

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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.