Home / 4,801.80-7,202.70-2,031.60

Finding the Fourth Proportional to 4,801.80, 7,202.70 and 2,031.60

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Solution

The fourth proportional to 4,801.80, 7,202.70 and 2,031.60 is: 3,047.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.80 : 7,202.70 = 2,031.60 : x
  2. Step 2: Convert to fraction form
    4,801.80/7,202.70 = 2,031.60/x
  3. Step 3: Cross multiply
    4,801.80x = 7,202.70 × 2,031.60
  4. Step 4: Simplify right side
    4,801.80x = 14,633,005.32
  5. Step 5: Solve for x
    x = 14,633,005.32/4,801.80
  6. Step 6: Final answer
    x = 3,047.40

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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.